Answers
Answer:
bit complicate uno
Related Questions
Everything an organism does and when it does it describes an organisms what
Answers
Niche is what organism describe.
In biology, an is any organic, living machine that features as an man or woman entity. All organisms are composed of cells. Organisms are categorized by way of taxonomy into companies inclusive of multicellular animals, plants, and fungi; or unicellular microorganisms which includes protists, micro organism, and archaea.
All living organisms are made up of one or greater cells, which might be taken into consideration the fundamental devices of existence. Even unicellular organisms are complex! inside every cellular, atoms make up molecules, which make up cell organelles and structures. In multicellular organisms, comparable cells form tissues.
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what is ecology?
=The study of the relationship between living things and their environment is called ecology.
Answers
Answer:
Ecology is the study of organisms and how they interact with the environment around them.
Explanation:
yep u r correct
The statement 'the study of the relationship between living things and their environment is called ecology' about ecology is TRUE.
Ecology and ecosystemsEcology refers to the interaction between different abiotic factors (non-living part) and biotic factors (living part) in an ecosystem.
Ecology represents a fundamental branch of biology.The biotic factors are represented by different populations of organisms that form a community in a given ecosystem.In conclusion, the statement 'the study of the relationship between living things and their environment is called ecology' about ecology is TRUE.
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hi i need your help guys! Using the periodic table, fill in the following table with the number of electrons in each energy level of the element given.
n = 1 level n = 2 level n = 3 level n = 4 level
Element (maximum 2) (maximum 8) (maximum 18) -----------
Carbon- ________ ________ ________ _______
Answers
i think its
carbon- 2 (there are two in the n=1 level) 4 (there are four in the n=2 level)
i might be wrong, but hope this helps :)
Electrons in atoms are arranged in energy levels. The electrons in the energy levels of carbon are;
n= 1 ------ 2 electrons
n = 2 ----- 4 electrons
n =3 ----- 0 electrons
n = 4 ----- 0 electrons
Carbon has the electronic configuration; 1s2 2s2 2p2.
This means that there are only two electrons in the n-1 level and there are four electrons in the n=2 level.
This makes a total of six electrons in carbon as shown.
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Lips have a reddish hue because of their abundant supply of superficial _____ vessels and the reduce amount of _____ within their outer epithelial layer.
Answers
Lips have a reddish hue because of their abundant supply of superficial blood vessels and the reduced amount of melanin within their outer epithelial layer.
These blood vessels, known as capillaries, are located close to the surface of the lips and contain oxygenated blood, which gives them a pink or reddish tint. Additionally, the outer layer of the lips lacks melanin, the pigment responsible for skin color.
This lack of melanin allows the underlying blood vessels to show through, further contributing to the reddish hue of the lips. The degree of redness can vary depending on factors such as hydration, temperature, and health.
For example, dehydration or cold weather can cause the lips to appear more pale, while inflammation or irritation can cause them to appear more red. Overall, the unique combination of blood vessels and skin structure in the lips is what gives them their distinct color.
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9th grade biology giving brainist to first answer
Answers
2)- To give the plant structor
-protect harmful things from getting into the cell
Why is it that nitrogen is often a limiting plant nutrient, despite the fact that the atmosphere is 80% nitrogen gas (N2)
Answers
Nitrogen is a limiting plant nutrient because the bulk of the available nitrogen in the atmosphere is not usable by plants.
Plants are not able to make use of the nitrogen in the atmosphere directly. Atmospheric nitrogen needs to be converted into usable forms before it can be accessed by plants.
The conversion of atmospheric nitrogen to usable form by plants is known as nitrogen fixation and this is achievable by the activities of certain bacteria.
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Which type of forearm fracture is a break in the distal radius with volar dislocation of the radiocarpal joint?
Answers
A Colles' fracture is a type of forearm fracture involving a break in the distal radius with volar dislocation of the radiocarpal joint.
This fracture is commonly caused by a fall onto an outstretched hand. It is named after Sir Abraham Colles , who described it in 1814. Symptoms of a Colles' fracture include tenderness and swelling at the wrist, pain with movement, and a visible deformity. Treatment for a Colles' fracture typically involves wearing a cast or brace to immobilize the forearm and allow the fracture to heal.
Pain medications may also be prescribed. Surgery is generally reserved for more severe fractures, particularly those that involve significant displacement of the fracture fragments. Physical therapy is typically recommended after healing is complete, to help improve range of motion, strength, and coordination.
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Is starch energy or structure?
Answers
The fundamental function of starch is to assist plants in storing energy.
Starch seems to be a polysaccharide and complex carbohydrate composed of a chain of covalently linked glucose molecules. Pure starch is a tasteless, odorless, white powder produced from plants that accounts for a major component of modern human meals. Most green plants produce starch to store extra glucose produced during photosynthesis.
Glycogen is a more highly branched polymer containing glucose monomers that functions as an energy storage molecule in mammals. Glycogen is predominantly produced and stored in liver and muscle cells. When they need to absorb more energy than they have readily accessible from photosynthesis, they trap glucose as part of a carbohydrate molecule or break off smaller glucose units.
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i am in desperate need of help
Answers
What are the primary processes that increase genetic variability?
A. sexual reproduction and mutations
B. cloning and binary fission
C. asexual reproduction and mitosis
D. budding and recombination
Answers
Answer:
A
Explanation:
Thermodynamics
Heat is thermal energy which is passed on or transferred from one object to another. You may have experienced the many different ways heat can transfer energy; from the rays of the sun, to flow of a breeze.
100% energy in the form of solar radiation
34% reflected from clouds & dust
02% Photosvnines
Wind 1%
Evaporating Water 23%
42% towards heating surface and atmosphere
It takes eight minutes for electromagnetic waves to transfer energy from the sun to the earth. This particular type of energy transfer is known as solar radiation.
As the radiation strikes the earth, molecules within the crust of earth begin to move. As the molecules in the earth begin to collide, the process of conduction begins. If you have ever visited the beach during the warm summer months, you have probably experienced walking on very hot sand. The hot sand is the result of the sun's rays transferring heat through the collision of molecules which is known as conduction. As the land of the earth becomes heated, the molecules in the air above the land are affected. As an air mass becomes warmer, it also becomes less dense and begins to rise. As the density changes and the air mass begin to flow, the process known as convection has begun.
Answer the following questions
1. A light was left on over night on a desk. What kind of heat was being let off from the bulb?
a. Convection
b. Conduction
c. Radiation
d. Solar
2. During the summer the energy from the sun causes the black top on some roads to get so hot, the tar bubbles on the surface. What kind of energy transfer causes the molecules within the black top to move?
a. Convection
b. Conduction
c. Radiation
d. Potential
3. Within the local weather report, high winds are said to be moving into the area. What type of energy is responsible for the flow of energy which creates wind?
a.
Radiation
b.
Convection
C.
Conduction
d.
Potential
4. Radiation is energy which is transferred through
a. Waves
b. Convection
c. Conduction
d. movement
5. Pam places a test tube containing water over a Bunsen burner and lights it. On another sheet of paper, describe the heating process of the contents of the test tube. Within your answer be sure to:
• Identify each phase of thermodynamics, including; conduction and convection
• Describe the movement of the water molecules
Answers
1) The correct answer is c. Radiation. The heat being let off from the bulb is in the form of thermal energy, which is transferred through electromagnetic waves, or radiation.
2) The correct answer is b. Conduction. The energy from the sun is transferred to the black top through radiation, but the heat causes the molecules within the black top to move through conduction, which is the transfer of heat through collisions between molecules.
3) The correct answer is b. Convection. Wind is created by the movement of air masses, which is driven by convection, the transfer of heat through the movement of fluids (in this case, air).
4) The correct answer is a. Waves. Radiation is the transfer of energy through electromagnetic waves, such as visible light, infrared radiation, and ultraviolet radiation.
5) As the Bunsen burner heats the test tube, the water molecules within the test tube begin to move faster and collide with one another, causing the temperature of the water to increase. This is an example of conduction, the transfer of heat through collisions between molecules. As the water near the bottom of the test tube is heated, it becomes less dense and begins to rise, while cooler water from the top of the test tube sinks down to take its place. This is an example of convection, the transfer of heat through the movement of fluids.
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Rank the molecules below from smallest to
largest:
1. Starch
2. Glucose
3. Water
4. Pores in dialysis tubing
5. IKI
Answers
Answer:
smallest to biggest is 3,2,5,4,1
Explanation:
this is the order for smallest to biggest
Ranked the molecules below from smallest to
larges
Water-Glucose- Starch- pores in Dialysis tubing- IKI.
Living cells need to obtain nutrients from their environment and get rid of waste materials from their surroundings. This exchange of materials between the cell and its surroundings is crucial to its existence. Cells have membranes composed of a phospholipid bilayer embedded with proteins.This cell membrane can distinguish between different substances, slowing or hindering the movement of other substances and allowing others to pass through readily. This property of the cell is known as selective permeability (Ramlingam, 2008).Water is the smallest size among the given substances i.e. about 0.27 nanometers followed by glucose whose size is 1.5 nanometers. The size of starch ranges from 2 to 10 nanometers whereas the size of pores present in the dialysis tube ranges from 0.1 to 10 nanometers.The last IKI has the largest size of 138.5 km² which is an Island located in Japan so we can conclude that the above rank is based on the smallest molecule to the largest one.
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Germination will not happen unless a seed
A. is dispersed far from the plant that produced it.
B. absorbs water.
C. uses its stored food.
D. grows stamens and a pistil.
Answers
PLEASE HELP HURRY How did the owl get energy from the Sun (made their own energy, ate producers, ate consumers)? THIS IS FOR LIFE SCIENCE
Answers
Answer:The owl got energy from producers, like plants
I am sorry if I'm wrong.
Explanation:
Answer:
ate consumers
Explanation:
owls eat rodents and other small animals which eat producers
What gave the smooth ER its name?
Answers
The smooth endoplasmic reticulum (smooth ER) got its name due to its appearance under an electron microscope.
Unlike the rough endoplasmic reticulum, which has ribosomes attached to its surface giving it a rough texture, the smooth ER has a continuous, smooth membrane without ribosomes. This membrane-bound organelle plays a crucial role in lipid synthesis, metabolism, and detoxification of drugs and toxins. It also helps regulate calcium ions in the cell and participates in the breakdown of glycogen.
This structure allows the smooth ER to perform specific functions, such as lipid and steroid synthesis, detoxification of harmful substances, and calcium ion storage. The absence of ribosomes and its associated smooth appearance led scientists to name this organelle the smooth endoplasmic reticulum.
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_________ are weak bonds that hold the two strands of DNA together, but also allow the DNA to separate and replicate.
Answers
Answer:
hydrogen bonds!
Explanation:
taking the exam rn :)
which of the following statements about the newly synthesized strand of a human chromosome is true? a. it was synthesized from multiple origins by a mixture of continuous and discontinuous dna synthesis. b. it was synthesized from multiple origins solely by discontinuous dna synthesis. c. it was synthesized from a single origin by a mixture of continuous and discontinuous dna synthesis. d. it was replicated at the start of mitosis. e. it was synthesized from a single origin solely by continuous dna synthesis.
Answers
The correct answer about the newly synthesized strand of a human chromosome is (a.) The newly synthesized strand of a human chromosome was synthesized from multiple origins by a mixture of continuous and discontinuous DNA synthesis.
In human chromosomes, DNA replication starts from multiple origins of replication. At each origin, one strand is synthesized continuously (the leading strand) and the other strand is synthesized discontinuously (the lagging strand) in short fragments called Okazaki fragments, which are later joined together to form a complete strand. The leading strand is synthesized continuously in the 5' to 3' direction, while the lagging strand is synthesized discontinuously in the opposite direction.
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how many different types of subunits are there in bacterial rnap holoenzyme and what are their names?
Answers
There are five different types of subunits are there in bacterial RNAP holoenzyme.
The Escherichia coli RNA polymerase (RNAP) is a multi-subunit enzyme composed of five subunits including α (two copies), β, β’ and ω subunits. These five subunits form the RNAP core enzyme responsible for RNA synthesis using DNA as template and ribonucleotide (rNTP) as substrate. For initiating promoter specific DNA transcription, the core enzyme has to bind a σ factor, which helps to direct the polymerase to specific promoters. The core polymerase with sigma factor is referred to as the holoenzyme.
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A _____ speed can reach up to 30 miles per hour. A. dragonflys B. dragonfly’s C. dragonflys’
Answers
Answer:
The answer is B
Explanation:
There needs to be an apostrophe since the speed belongs to the dragonfly
Answer:
I would say B. Dragonfly's :)
Which statements describe functions of DNA? Select three options.
A. DNA gives instructions on how to make keratin, the protein that makes up human hair and skin.
B. DNA contains information about eye and fur color that is passed on from parents to kittens.
C. DNA provides energy for cheetahs to run fast.
D. DNA helps create substances that fight the bacteria that enter the body.
E. DNA stores energy for a bear as it hibernates during the winter.
Answers
Answer:
The answer is A. B. and D.
Explanation:
I hope you found this helpful
Answer:
A
B
D
Explanation:
EDGE
5. Select one organism that is a member of a Kingdom other than Animalia and give its
common name as well as its taxonomic classification (for example, corn is Kingdom-
Plantae, Phylum- Magnoliophyta, Class- Liliopsida, Order- Cyperales, Family- Poaceae,
Genus-Zea, Species- mays)
Answers
Taxonomy is the study and classification of organisms into different cathegories. Domain: Eukarya, Kingdom: Plantae, Phylum: Spermatophyta, Class: Dicotyledonae, Order: Rosales, Family: Rosaceae, Genus: Rose, Species: multiflora Thunb
What is taxonomy?
Taxonomy is the study of different organisms and their classification into categories according to
their morphologytheir molecular characteristics their evolutionary relationships.Based of these charactereistics, each organism gets a binomial name.
The categories in which organisms are classified are:
Domains are the highest taxonomic category in which living beings can be grouped or divided. There are three domains: archaea, bacteria, and eukarya.- The archaea domain
- The bacteria domain
- The eukarya domain
Kingdom Includes different phyla closely relates.- The bacteria domain includes the Eubacteria kingdom.
- The archaea domain includes the archaebacteria kingdom.
- The eukarya domain is divided into four kingdoms: Protist, Fungi, Plantae, and Animalia.
Phylum Include different classes closely related.Classes Include different orders closely relates.Orders Include different families closely relatedFamily Include different genera closely relatesGenus Include many species.Species might include subspecies.
For instanse, I chose a rose species
Domain ⇒ Eukarya,Kingdom ⇒ Plantae, Phylum ⇒ Spermatophyta, Subphylum ⇒ AngiospermaeClass ⇒ Dicotyledonae, Order ⇒ Rosales, Family ⇒ Rosaceae,Genus ⇒ Rose, Species ⇒ multiflora ThunbBINOMIAL NAME: Rosa multiflora Thunb.
COMMON NAME: Multiflora rose
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guillermo had a myocardial infarction. another term for this is a(n)
Answers
Guillermo had a myocardial infarction, which is also known as a heart attack.
Myocardial infarction refers to the death of heart muscle tissue caused by a lack of blood flow and oxygen to the heart. A heart attack occurs when there is a blockage in one or more of the coronary arteries that supply blood to the heart muscle. A myocardial infarction occurs when blood flow to a part of the heart muscle is blocked, usually by a blood clot. This can damage or destroy the heart muscle, leading to serious health problems or even death.
In summary, a myocardial infarction is another term for a heart attack, both of which involve the interruption of blood flow to the heart muscle.
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which of the following statements is true of biomagnification?
Answers
The correct statement about biomagnification is a) 1 and 2 only.
Statement 1 is correct. Biomagnification refers to the increase in concentration of a pollutant as it moves up the food chain. As organisms consume other organisms, the concentration of the pollutant accumulates and becomes more concentrated in higher trophic levels.
Statement 2 is also correct. For biomagnification to occur, the pollutant must be soluble in fats or lipids. This is because many organisms store excess energy in the form of fat, and if a pollutant is soluble in fats, it can be stored and accumulated in the fatty tissues of organisms, leading to biomagnification.
Statement 3 is incorrect. The biological activity of a pollutant does not determine whether it will biomagnify or not. Biomagnification is primarily driven by the properties of the pollutant, such as its solubility in fats, rather than its biological activity.
Therefore, the correct answer is a) 1 and 2 only.
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COMPLETE QUESTION:
Consider the following statements:
1. In biomagnification there is an increase in concentration of a pollutant from one link in a food chain to another.
2. For biomagnification to occur, the pollutant must be soluble in fats.
3. If a pollutant is not active biologically it will not biomagnify.
Which of these statements is/are correct?
a)1 and 2 only
b)2 only
c)1 and 3 Only
d)All of the above
which is the fairest way to take a representative sample from a population?
Answers
The fairest way to take a representative sample from a population is through random sampling. Random sampling ensures that every individual in the population has an equal chance of being selected for the sample, minimizing bias and increasing the likelihood of obtaining a representative sample.
Random sampling can be achieved through various methods, such as simple random sampling or stratified random sampling. In simple random sampling, individuals are selected entirely by chance, often using a random number generator or a random selection process. Stratified random sampling involves dividing the population into distinct subgroups or strata and then randomly selecting individuals from each stratum in proportion to their representation in the population.
By employing random sampling techniques, researchers can enhance the fairness and generalizability of their findings. This approach helps to ensure that the characteristics and diversity of the population are appropriately captured in the sample, enabling valid inferences and minimizing the potential for sampling bias.
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The number of chromosome copies depends on the bacterial species and on growth conditions, but a bacterium typically has:_____
Answers
The number of chromosome copies depends on the bacterial species and growth conditions, but a bacterium usually has one copy of the chromosome, which is known as a haploid genome.
Bacteria are microscopic, single-celled organisms that are prevalent in nearly all habitats on Earth. They belong to the kingdom Monera, and they do not have a nucleus or any other membrane-bound organelles. Bacteria are found in every environment, including soil, water, and living organisms. They are divided into several categories based on their shape, habitat, and metabolic requirements.
Most bacteria reproduce through binary fission. During the process, a single cell divides into two identical daughter cells, each of which has one chromosome. Thus, in general, bacteria have one chromosome, which is known as a haploid genome.
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which of the following models shows a correct set-up for a forked-line diagram of a rrpptt pea plant?
Answers
A forked-line diagram is a tool used to show the inheritance of genes in a population. In the case of a RRPPtt pea plant, the forked-line diagram would represent the possible offspring resulting from the cross between two parents with the alleles for the relevant traits.
The correct set-up for a forked-line diagram of a RRPPtt pea plant would have the two parents represented by their alleles on the top of the diagram, with lines branching off to represent each possible offspring. The alleles of each parent would be written as capital letters to indicate dominance, with lowercase letters representing recessiveness. In this case, the alleles represent the alleles for flower color (R = red, r = white) and seed shape (P = round, p = wrinkled).
The correct set-up would be as follows:
Parent 1: RRPP
Parent 2: rrpp
R r
P RRPp rrpP
p Rrpp rrpp
Each box in the diagram represents a possible offspring and shows the combination of alleles it inherited from each parent. The first box represents the offspring with the alleles RRPp, which would result from the cross between the parents. The second box represents the offspring with the alleles rrpp.
In this case, it is important to note that the offspring are not exact copies of the parents, but rather a combination of their alleles. This is because genes are passed down randomly during reproduction, leading to variations in the offspring.
In conclusion, the forked-line diagram is a useful tool for representing the inheritance of genes in a population and helps to predict the likelihood of different traits appearing in offspring. In the case of a RRPPtt pea plant, the correct set-up for a forked-line diagram would show the alleles of each parent on the top of the diagram, with lines branching off to represent each possible offspring and their combination of alleles.
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Why do identical twins have some DIFFERENCES?
A. The same genes are expressed because of their environment.
B. Different genes are expressed due to their environment.
C. Their DNA is different.
Answers
Answer:
B. Different genes are expressed due to their environment.
Explanation:
I think it's this one because it makes the most sense, but I'm still not sure sorry
Answer:
B. Different genes are expressed due to their environment.
Explanation:
Some identical twins can have different heights and weights. This is because height and weight are controlled by what you eat as well your DNA. Differences in diet can start earlier than you might imagine. When the twins are growing inside the uterus, there can be differences in how well they connect to the placenta.
. During?, food molecules are
broken down to form CO₂ and H₂O
and release large amounts of energy.
(cellular respiration or fermentation)
Answers
Cellular respiration glucose is broken down in the presence of oxygen to produce carbon dioxide and water.
Aerobic cellular respiration has three steps, glycolysis, the citric acid cycle and the electron transport chain. Stage of cellular respiration in which carbon dioxide release takes place is the citric acid cycle.
During the process of photosynthesis carbon dioxide is converted into carbohydrate . In plant cell, the water is oxidized, and loses electrons, while the carbon dioxide is reduced, or gains electrons. This makes water into oxygen and the carbon dioxide into glucose.
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Transmembrane proteins move ions or molecules across a membrane against their concentration gradient. True or false?.
Answers
True: Transmembrane proteins move ions or molecules across a membrane against their concentration gradient.
Transmembrane proteins function as gatekeepers by allowing or preventing the entry or exit of the ions or molecules across the cell membrane. The transmembrane proteins can function on both sides of the bilayer membrane and transport solutes across it. The transport of ions or molecules across a membrane against the concentration gradient of the transmembrane proteins is done by active transport.
The transfer of proteins by transmembrane proteins or transporters is performed by two mechanisms: facilitated diffusion or active transport. Facilitated diffusion allows molecules to pass through the membrane without the use of greater energy by simple diffusion. Whereas, active transport uses the energy in the form of ATP and forces the molecules or solutes to pass through the membrane against the concentration gradient.
We can now say that transmembrane proteins move ions or molecules across a membrane against their concentration gradient. This transport is generally aided by a mechanism called active transport.
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Which of the following statements correctly describe centrioles? Check all that apply.
A) Centrioles are only found in animal cells.
B) Spindle fibers are connected to centrioles.
C) Centrioles are only present during metaphase.
D) Chromosomes and centrioles are made of the same materia
Answers
Answer:
a,b
Explanation:
edge
The statements that correctly describe centrioles are that they are only found in animal cells and spindle fibers are connected to centrioles. Therefore, the correct option is A and B.
What are centrioles?Centrioles are cylindrical structures found in animal cells that play a role in cell division.
Statement A- Centrioles are only found in animal cells and not in plant cells or bacteria. Hence, it is correct.
Statement B—The spindle fibers are connected to centrioles and play a crucial role in pulling the chromosomes apart during cell division. Hence, it is also correct.
Statement C- Incorrect, as centrioles are present throughout the cell cycle, not just during the metaphase stage.
Statement D- Incorrect, as chromosomes and centrioles are not made of the same material. Chromosomes are composed of DNA, while centrioles are made of microtubules. Therefore, the correct option is A and B.
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