Which waste items should always be discarded in the hazardous waste container? pieces of glass plant specimens all chemicals bacterial cultures
Answers
The one that should always be discarded in the hazardous waste container Bacterial cultures
What is Bacterial cultures?If you want to know if you have a bacterial infection, you should have a bacteria culture. A sample of spinal fluid, skin, mucus, feces, blood, or urine may be used for the test. A medical professional can identify the infection's origin and the best course of therapy with this kind of test.
In order to better understand and cure diseases that are caused by bacteria, a pure bacterial culture is still necessary for the research of that species' pathogenicity, sensitivity to antibiotics, and genomic sequence.
To obtain a sample of cells or pus from your wound, a medical expert utilizes a specialized swab. A biopsy may be performed to take a sample of tissue from a deeper wound or a syringe may be used to pull fluid out of the wound.
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Answer:
D
Explanation:
Related Questions
A red bloom cell has diameter of 0.008mm. a model of the red blood cell has a diameter of 80mm. What is the scale of the model
Answers
Scale of the model: 1:10,000. To find the scale of the model, we need to compare the size of the model to the actual size of the red blood cell. Given that the diameter of the red blood cell is 0.008mm and the diameter of the model is 80mm, we can calculate the scale by dividing the diameter of the model by the diameter of the actual cell.
Scale = Model diameter / Actual cell diameter
Substituting the given values:
Scale = 80mm / 0.008mm
Simplifying the expression:
Scale = 10,000
Therefore, the scale of the model is 1:10,000.
1. Identify the diameter of the red blood cell: 0.008mm.
2. Identify the diameter of the model: 80mm.
3. Use the formula Scale = Model diameter / Actual cell diameter.
4. Substitute the values into the formula: Scale = 80mm / 0.008mm.
5. Simplify the expression to find the scale: Scale = 10,000.
6. The scale of the model is 1:10,000, indicating that the model is 10,000 times larger than the actual red blood cell.
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HELP 45 points can someone please help me make a concept map including everything in the page below
Answers
The Plasma membrane is a Phospholipid bilayer that is best described using the Fluid mosaic model. It has the feature of Selective permeability.
Passive transport takes place by Diffusion down a Concentration gradient such as by means of Channel proteins such as aquaporins.
Active transport makes use of Transport proteins.
In solutions of different solute concentrations, water moves in or out of the cell by osmosis.
In an Isotonic solution, no net movement of water occurs.
In a Hypertonic solution, water moves out of the cell.
In a Hypotonic solution, water moves into the cell.
Cells take in substances by Endocytosis and remove particles by Exocytosis.
Phagocytosis is a form of Receptor Mediated Endocytosis
Pinocytosis is the endocytosis of fluids.
What are concept maps?A Concept map is a tool that is used to describe or explain a concept or groups of concepts by showing how these concepts are related to each other.
The given concept map is that of the plasma membrane, the semipermeable membrane enclosing the cells of living organisms.
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Alleles that are both expressed in a heterozygote are.
Answers
Answer:
Codominance
Explanation:
Which of the following is NOT a type of active transport?
sodium potassium pump
exocytosis
facilitated diffusion
endocytosis
Answers
Passive transport is a kind of facilitated diffusion, so it is not a type of active transport, hence option C is correct.
What is active transport?The sodium-potassium ATPase, also known as the sodium-potassium pump, is a carrier protein that takes in potassium ions and extrudes sodium ions into the extracellular space.
Active transport known as endocytosis transports particles into a cell, including big chemicals, fragments of cells, and even complete cells.
Exocytosis is the term used to describe the process by which vesicles join the plasma membrane and discharge their contents outside of the cell, exocytosis, and endocytosis are both forms of active transport.
Therefore, because the solution is traveling down the concentration gradient, assisted diffusion is still passive transport even when it incorporates transport proteins, hence option C is correct.
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Why do ammisions from poswer plants that burn fossil duels increase ocean acidification?
Answers
Reducing carbon emissions from power plants and other human activities is essential to mitigating the impacts of ocean acidification and preserving the health of marine ecosystems.
An ecosystem refers to a dynamic community of living organisms, their physical surroundings, and the interactions between them. It is an interconnected network of living things and their physical environment that function together as a self-sustaining system. Within an ecosystem, there are many different species of plants, animals, fungi, and microorganisms that interact with each other through various relationships such as competition, predation, mutualism, and parasitism.
Ecosystems come in many different sizes and types, ranging from a small pond to a vast tropical rainforests. Each ecosystem has its own unique set of characteristics and processes that determine its overall functioning, such as energy flow, nutrient cycling, and biodiversity. These processes are essential for maintaining the health and balance of an ecosystem, and any disruptions or changes to them can have significant impacts on the entire system.
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Which of these is the process during which some of a plant’s cells become root cells, and other cells form the plant’s stem? Choose the correct answer.
meiosis
meiosis
mutation
mutation
homeostasis
homeostasis
differentiation
Answers
Explanation:
Itt is the process by which cells become different cells such root or stem cells. This is found in the stem cell and all plant cells have stem cells property.
During the differentiation, the cells change in the cell morphology, membrane potential , and metabolic activity
Therefore, Differentiation is the process by which some of a plants cells become root cells and other become stem cells.
Imagine your friend looks at the following picture of the kittens. They say, "Those kittens are not related because they look different."
Do you agree or disagree with your friend?
Why or why not?
Answers
Appearance does not always determine whether a kitten is related. They can have different characteristics but still come from the same litter.
It's important to note that just like human siblings, kittens in the same litter may have different physical characteristics. This is because each kitten inherits a unique combination of genes from both parents.
So kittens from the same litter may look different, but still be related. When judging relationships between animals, it is important to consider other factors such as ancestry and place of birth rather than making assumptions based solely on physical appearance.
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dsdna vs ssdna complementary strand
this strand is dsdna
ATTCCGATAA
what is the ssdna complementary strand? (can there be an ssdna
complementary strand?)
Answers
The ssDNA complementary strand to the given dsDNA sequence "ATTCCGATAA" would be "TAACGCTTTT".
DNA stands for deoxyribonucleic acid and is a double-stranded, helical polymer that carries genetic information in nearly all living organisms. It serves as the blueprint for the synthesis of RNA (ribonucleic acid) and proteins, which are essential for life processes such as replication, transcription, and translation.
The dsDNA strand given is ATTCCGATAA. To obtain the ssDNA complementary strand, you must first understand the base-pairing rules. Adenine (A) only pairs with thymine (T), while cytosine (C) only pairs with guanine (G). You may utilize the complementary base-pairing rule to discover the ssDNA complementary strand.
So, the complementary strand for ssDNA is feasible, and the complementary strand for dsDNA is TAAGGCTATT.
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What could happen if an organism could not maintain homeostasis
Answers
When an organism fails to maintain homeostasis, the organism typically becomes ill, and it will die.
what is homeostasis ?homeostasis a self-regulating process in which biological systems tend to maintain stability while adjusting to conditions that are optimal for survival.
If homeostasis is successful, life continues; if unsuccessful, disaster or death ensues, stability attained is actually a dynamic equilibrium, in which continuous change occurs.
Any system in dynamic equilibrium tends to reach a steady state, a balance that resists outside forces of change.
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1.Identify a specific conservation approach or action where the demands of wildlife conservation and those of animal ethics or welfare may be in conflict.Evaluate the arguments for and against implementing the conservation approach,clearly identifying how conservation may be compromised if the action isn't implemented and how animal welfare
2.Assess the value of urban spaces as conservation areas for biodiversity.Consider what species might use urban spaces and what challenges they may face
Answers
1. Culling of animal species for population management can create a conflict between wildlife conservation and animal ethics or welfare.
2. Urban spaces have value as conservation areas for biodiversity, providing habitats for adaptable species. However, challenges like habitat fragmentation and pollution need to be addressed.
1. The practice of culling involves selectively killing animals to manage populations or prevent ecological damage. While it is a conservation approach, it conflicts with animal ethics and welfare concerns. The debate revolves around balancing the need for population control with compassion for individual animals.
2. Urban spaces can support biodiversity by offering habitats for various species. However, these spaces come with challenges such as habitat fragmentation, pollution, and competition with human activities. Efforts should focus on minimizing these challenges and creating suitable urban environments for species to thrive.
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Using the drop-down menus, identify the structures
common to all cells.
Label A
Label B
Label C
Label D
Answers
Lol, never got that answer huh? Well for anyone else...
Label A - DNA
Label B - cell membrane
Label C - ribosomes
Label D - cytoplasm
edge 2020
Answer:
B, C ,D, A
Explanation:
Two (short) DNA sequences are compared to judge the degree of relatedness of the organisms from which they were obtained. We will consider the random variable X= number of matching bases in corresponding positions on both sequences. For simplicity, we will ignore the possibility of insertions or deletions for this problem. The sequences to be compared are: (a) Suppose that the two pieces of DNA are random and unrelated. Then what is the distribution of the random variable X (state the name of the distribution and list its parameter(s))? On the other hand, if the sequences were related, then what would be a reasonable (qualitative not quantitative) assumption to be made about the distribution parameter(s)? (b) Formulate a null hypothesis and alternative (in terms of the distribution parameter(s) from part (a)). Our goal is to decide whether or not the two sequences are related. (c) Use R to graph the probability mass function (in form of a barplot) of the random variable X if the sequences are entirely unrelated (i.e., random) (d) Compute the p-value for this hypothesis test and formulate a conclusion at significance level α=0.05.
Answers
(a) Distribution of the random variable X when two pieces of DNA are random and unrelated:
The distribution of the random variable X when two pieces of DNA are random and unrelated is the binomial distribution. The parameter of this distribution is n, the sample size, and p, the probability of a success (i.e., a match).The probability of success (p) is equal to 1/4, since there are four possible nucleotides (A, C, G, T) and only one of them can match at each position. For two random sequences of length n, the expected number of matches is n/4. If the sequences were related, then a reasonable assumption would be that they have a higher degree of similarity, resulting in a larger value for p.
(b) Null hypothesis and alternative in terms of the distribution parameter(s) from part (a):
The null hypothesis is that the two sequences are random and unrelated. The alternative hypothesis is that they are related and have a higher degree of similarity, resulting in a larger value for p.(c) Probability mass function (in the form of a barplot) of the random variable X when the sequences are entirely unrelated:
To graph the probability mass function (in the form of a barplot) of the random variable X when the sequences are entirely unrelated, we can use the following R code: n <- 20 # sample sizep <- 1/4 # probability of successx <- 0:n # possible number of matchesy <- dbinom(x, size = n, prob = p) # binomial probabilitiesbarplot(y, names.arg = x, xlab = "Number of matches", ylab = "Probability", main = "PMF of X")(d) Calculation of the p-value and conclusion at significance level α = 0.05:
To calculate the p-value, we need to compute the probability of getting a value of X that is at least as extreme as the observed value (or more extreme) under the null hypothesis. Suppose we observe X = 16 for two sequences of length n = 20. Then the p-value is equal to P(X ≥ 16), which can be calculated as follows: p.value <- 1 - pbinom(15, size = 20, prob = 1/4) The p-value turns out to be 0.0298, which is less than the significance level α = 0.05. Therefore, we reject the null hypothesis and conclude that the two sequences are likely related.About DNADNA is a type of nucleic acid that has the ability to inherit properties. The presence of deoxyribonucleic acid is found in the nucleoprotein that forms the cell nucleus. Based on its shape, DNA is divided into three, namely DNA-A, DNA-B, and DNA-A.
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what causes the lipid macromolecules in fats and oils to aggregate in water?
Answers
Lipid macromolecules in fats and oils aggregate in water due to the hydrophobic nature of lipids, which causes them to minimize contact with water molecules.
The aggregation of lipid macromolecules in fats and oils in water is a result of the hydrophobic nature of lipids. Lipids are nonpolar molecules that do not readily interact or dissolve in water, which is a polar solvent. The hydrophobic effect drives the lipids to minimize their contact with water molecules.
In the presence of water, lipid molecules self-associate to form structures called micelles. Micelles are spherical aggregates where the hydrophobic tails of the lipid molecules are sequestered inside, away from water, while the hydrophilic heads are exposed to the aqueous environment. This arrangement allows lipids to form stable structures in water.
In the case of larger amounts of lipids, such as in oils or fats, lipid droplets are formed instead of micelles. These droplets consist of an outer layer of phospholipids and proteins, known as a monolayer, surrounding the lipid core. The monolayer stabilizes the lipid droplet and prevents it from completely dissolving in water.
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In the deep south, pigweed has become resistant to herbicides which is making it harder to grow cotton. The weed will ruin tractors and requires manual labor to remove. The ppc could have a horizontal axis labeled as ______
Answers
In the given scenario, where pigweed has developed resistance to herbicides and poses challenges to cotton production in the deep south, the horizontal axis of the Production Possibilities Curve (PPC) could be labeled as "Labor-Intensive Techniques vs. Mechanization."
This labeling reflects the trade-off between employing labor-intensive techniques, such as manual weeding to control pigweed, and relying on mechanization, represented by the use of tractors and herbicides. The PPC illustrates the different combinations of labor-intensive techniques and mechanization that can be utilized in cotton production.
On one end of the spectrum, allocating more resources towards labor-intensive techniques involves manual labor for removing pigweed, which requires additional human effort and potentially higher costs. This option is depicted at one extreme of the horizontal axis.
On the other end, increasing mechanization implies a greater reliance on machinery, such as tractors and herbicides, to control pigweed efficiently. However, the resistant weed's ability to damage tractors introduces limitations and risks associated with this approach. This alternative is represented at the opposite extreme of the horizontal axis.
The PPC showcases the various trade-offs between labor-intensive techniques and mechanization, aiming to find an optimal balance that maximizes cotton production while effectively managing the challenges posed by pigweed resistance. It helps decision-makers visualize the available choices and make informed decisions regarding resource allocation and management strategies in response to the pigweed issue.
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What can be calculated given distance and a period of time?
A. Direction
B. Displacement
C. Velocity
D. Speed
Answers
Distance is defined as how far an object has moved or the measurement between two points. Distance is measured in the meter.
The correct answer is:
Option D. Speed
Speed can be defined as:
Speed is the calculation of an object and how fast it is moving.Speed is the distance traveled by an object per unit of time. Speed is calculated in SI unit meter/second. Speed can be calculated when an object has moved a certain distance in a given interval of time.
Thus, the correct answer is speed.
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virus attaches to cell and ____ DNA/RNA
fill in the blank??? plsss help
Answers
Answer:
injects........................
Explanation:
it injects its DNA or RNA to initiate infection
The theory that complex cells evolved after primitive cells engulfed bacterial cells
that continued functioning is known as endosymbiosis. Below the diagram
represents a theory about cells. The origin of which type of cell does not best fit this
diagram?
Answers
Cell is the smallest unit of an organism that can have a separate existence.
What is a cell?This question is incomplete but I will try to help you as much as possible. The term cell is the smallest unit of an organism that can have a separate existence.
We know that all cells come from pre existing cells and complex multi-cellular organisms evolved from simple unicellular organisms. This forms the basis of the cell theory.
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Answer:
your supposed to put the diagram....
The answer would be Prokaryotic Cells.
All but one of the following is an endogenous factor: Application rate of herbicide. Acre feet of irrigation water applied. Price of herbicide per gallon. Decision as to which herbicide would be best given farm's IPM strategy
Answers
The factor that is an endogenous factor is: d. Decision as to which herbicide would be best given the farm's IPM (Integrated Pest Management) strategy.
What is an Endogenous Factor?An endogenous factor refers to a factor that originates from within the system or process being studied. In the given options, the endogenous factor is d. Decision as to which herbicide would be best given the farm's IPM (Integrated Pest Management) strategy.
This factor is influenced by internal considerations and decisions made within the system itself. On the other hand, options a, b, and c are exogenous factors because they are external to the system and can affect the system but are not directly determined by it.
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art-labeling activity: cranial meninges
Answers
The cranial meninges (plural: meninx) are three layers that surround the brain (from outermost to innermost): Pia mater, arachnoid mater, and dura mater. The labeled parts are attached.
Why is the cranial meninges important?The cranial meninges (plural: meninx) are three layers that surround the brain (from outermost to innermost): Pia mater, arachnoid mater, and dura mater
The basic role of meninges and CSF is to preserve the central nervous system (CNS). This is mostly due to the meninges' capacity to offer a tight anchoring of the CNS to the surrounding bones, preventing side-to-side movement and providing stability.
In severe circumstances, this might result in brain damage, stroke, or even death. Meningitis refers to inflammation of the meninges, which are the membranes that protect the brain and spinal cord; encephalitis refers to inflammation of the brain itself. Inflammation of the spinal cord is referred to as myelitis.
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One common cause of marine
pollution is sewage discharged into
rivers, which eventually reaches
the oceans. This occurs,
particularly in developing nations.
Explain.
Answers
Answer:
Much of this runoff flows to the sea, carrying with it agricultural fertilizers and pesticides. Eighty percent of pollution to the marine environment comes from the land. One of the biggest sources is called nonpoint source pollution, which occurs as a result of runoff. The majority of pollutants that make their way into the ocean come from human activities along the coastlines and far inland. One of the biggest sources of pollution is nonpoint source pollution, which occurs as a result of runoff. Around the world, agriculture is the leading cause of water degradation. In the United States, agricultural pollution is the top source of contamination in rivers and streams, the second-biggest source in wetlands, and the third main source in lakes.The most polluted ocean in the Pacific with 2 trillion plastic pieces and one-third of the plastic found in this ocean circulates in the North Pacific Gyre.
Explanation:
fill in the blank. splicing for group___self-splicing introns occurs similarly to the mechanism of mrna splicing. splicing for group self-splicing introns involves a nucleotide that is not a part of the rna molecule being spliced. group self-splicing introns are examples of ribozymes.
Answers
The first step involves the formation of a 2'-5' phosphodiester linkage between the 5' end of the intron and a specific adenosine residue within the intron. This step is catalyzed by the intron itself, acting as a ribozyme. In the second step, the 3' end of the intron is joined to the 5' end of the exon through a standard 3'-5' phosphodiester bond,
which is catalyzed by the proteinaceous splicing factor, a type of protein.
When answering questions as a question-answering bot on the platform Brainly, one should always be factually accurate, professional, and friendly. One should also be concise and avoid providing extraneous amounts of detail. Additionally, one should use the specific terms mentioned in the student question when answering the question.
The correct answer to the given question is that group I self-splicing introns are examples of ribozymes. Splicing for group I self-splicing introns occurs similarly to the mechanism of mRNA splicing. The splicing for group I self-splicing introns involves a nucleotide that is not a part of the RNA molecule being spliced.
Ribozymes are RNA molecules capable of catalyzing specific biochemical reactions. Group I self-splicing introns are one of the examples of ribozymes. They are found in a variety of organisms including bacteria, mitochondria, and chloroplasts.
In group I introns, a nucleotide that is not a part of the RNA molecule being spliced is used in the splicing process.Group I self-splicing introns work through a two-step splicing mechanism.
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How important is DNA to Law enforcement? Should arrested (not convicted Individuals) be forced to provide DNA samples to the police?
Answers
DNA is incredibly important to law enforcement for several reasons. It serves as a valuable forensic tool that can be used to identify individuals, establish connections between suspects and crime scenes, and provide crucial evidence in criminal investigations.
DNA analysis has revolutionized the field of forensic science and has helped solve numerous cases, including cold cases and wrongful convictions.
However, the question of whether arrested individuals (not convicted) should be forced to provide DNA samples to the police is a complex ethical and legal issue. Different jurisdictions have different laws and regulations regarding the collection and retention of DNA samples from arrested individuals.
Supporters of DNA collection from arrestees argue that it can aid in solving crimes and preventing future offenses by identifying potential repeat offenders or linking them to unsolved cases. They contend that DNA collection at the time of arrest is analogous to other routine identification procedures like fingerprinting and photographing, which are commonly accepted and practiced.
On the other hand, opponents argue that requiring DNA samples from arrested individuals infringes upon their privacy rights and presumption of innocence. They express concerns about potential abuse, such as the misuse of DNA samples or the expansion of databases beyond the scope of serious crimes. Additionally, there are concerns about the disproportionate impact on marginalized communities and the potential for racial or ethnic profiling.
The approach to DNA collection from arrested individuals varies across jurisdictions, reflecting differing legal and constitutional considerations. Some countries or states allow DNA collection upon arrest for certain serious offenses, while others restrict it to convicted individuals or limit it to specific circumstances.
Ultimately, the decision regarding DNA collection from arrested individuals involves balancing the need for effective law enforcement with protecting individual rights and privacy. It requires careful consideration of the legal framework, scientific advancements, societal values, and potential risks associated with the use and retention of DNA samples.
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Which evidence supports the big bang theory?
A. Planetesimals form in debris disks.
B. Most galaxies are moving toward us.
C. Uniform background radiation is detected in every direction.
D. Galaxies spin faster than they should based on visible matter.
Answers
Answer:
Option C (Uniform or Coherent background radioactive material has so far been detected in just about any path) would support the given theory.
Explanation:
The above theory seems to be the working hypothesis of how and why the universe came into existence. Through its straightforward, the universe even though we recognize it originated with something like a condition that limit, and afterward, during the next decade, was expanded to the world something which we recognize today.The other three choices are not related to the given situation. So that the above seems to be the right answer.
Answer:
c is your answer
Explanation:
The earth is perfectly round at the poles.
TrueFalse
Answers
Answer:
false the earth poles at north and south are broad and the sides are round so , Earth is called oblate spheroid. So answer is false
Answer:
It's answer is False :)
Explanation:
plz mark me as brainliest
Si se toma un gallo morado (raza andaluza) y se cruza con una gallina blanca de la misma raza, los polluelos serán azules. Al cruzar estos polluelos entre sí, se obtendrá la relación fenotípica de
Answers
Answer:
Más pollitos son de color púrpura, algunos son híbridos, significa diferente color y pocos pollitos tienen color blanco.
Explicación:
Si se toma un gallo morado (raza andaluza) y se cruza con una gallina blanca de la misma raza, los polluelos serán azules. Al cruzar estos polluelos entre sí, la relación fenotípica es diferente en su descendencia. Más pollitos son de color púrpura, algunos son híbridos, significa diferente color y pocos pollitos tienen color blanco. Esto se debe a que el color púrpura tiene un alelo dominante debido a que más pollitos tienen color púrpura y menos pollitos tienen color blanco debido al alelo recesivo.
a. If you were designing a pigment to maximize light capture in a new kind of solar array what light absorbing properties would have?
b. what molecule in the sumary equation for photosynthesis ends up in the sugars made by photosynthesis?
c. When Jasmine was a baby, her parents planted a jasmine plant weighing 1 kg in a container in their yard with 50 kg of soil. When Jasmine was 18, the plant was estimated to weigh 75 kg. Then it was time to transplant the plant into the family yard so it could continue growing. When the soil in the container was weighed, its mass was 50 kg. Over the years Jasmine's parents neither added nor removed soil from the container with the plant in it. How did the plant increase in mass by 74 kg while the soil did not change in mass and never needed adding to over the years?
Answers
Answer:
Following are the solution to the given points:
Explanation:
In point a:
When a light absorption dye was to be introduced to optimize the plant's absorbing capacity, the paint could absorb wide different wavelengths besides the observable light spectrum. It must also absorb the UV only at IR light rate to maximize the fluorescence intensity.
In point b:
Its molecule in the production of pentose sugar is the nitrogen and hydrogen atoms of carbon dioxide and water ions of air. Its water oxygen atoms are emitted through oxygen atoms during this phase.
In point c:
Its plant increased with weight while decreasing the weight of the earth, so because manufactured goods needed for plant growth are carbon dioxide from water and air, provided to a plant every day and nitrogen extracted from of the atmosphere through means of microbial materials into nitrogen. So, even if the plant raised its weight, the soil does not change the weight.
HELP PLEASE!!!!!!!!
Extend your thinking: Many chemical properties are determined by the number of valence
electrons. Elements with the same number of valence electrons will have similar properties.
Which element has similar properties to lithium? _________ Beryllium? _________
Explain: __________________________________________________________________
Answers
Answer:
Same number of atoms on the outer shell, will have similar melting and boiling properties
Explanation:
just filled this out for chem
can somebody please help
no fake answers i really need to pass this test
Answers
Sarah learned that the steps of transcription and translation are similar to baking a cake from a recipe. The cell's genome is like a cookbook, with step-by-step directions. The mRNA copy is like writing down a copy of the instructions to give to someone else. What would the amino acids be most similar to?
Answers
The amino acids would be most similar to the ingredients used in the recipe.
When the mRNA moves out of the nucleus, it then gives the instructions (the genetic sequence) to someone else, which is tRNA. During translation, the tRNA and mRNA complex reads the genetic sequence and then binds required amino acids, sequentially. Thus, the combined amino acid chain forms the desired protein.
Therefore, the amino acids are the ingredients and the protein is the final dish.
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Describe an example of a feedback loop in nature or in your everyday life.
What is a feedback loop?
Answers
Answer:
A feedback loop is the part of a system in which some portion (or all) of the system's output is used as input for future operations.
Answer: A thermostat is one example of a negative feedback loop, because when the temperature gets too high or too low, the thermostat responds in a way that returns it to its original temperature.
Explanation:
sample answer