What are the 2 components of science
Answers
Explanation:
"Science can be grouped into two broad categories: natural science and social science. Natural science is the science of naturally occurring objects or phenomena, such as light, objects, matter, earth, celestial bodies, or the human body."
Related Questions
In what form is the DNA found when a cell is beginning cell division or is involved in cell division?
A.) Centromere
B.) Chromosome
C.) Chromatin
Answers
What is a scientific investigation made under controlled conditions to test the validity of a hypothesis
Answers
An experiment is a procedure that tests a hypothesis by the process of collecting information under controlled conditions.
What is a controlled scientific test of hypothesis ?A controlled experiment is a scientific test done under controlled conditions, meaning that just one (or a few) factors are changed at a time, while all others are kept constant.
Controlled experiment. an experiment that compares the effect of one manipulated variable to a group that receives no treatment. controlled variables. factors that should be kept the same in both the treatment group and the non-treated group.Learn more about Control experiment here:
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Small RNAs can regulate gene expression by binding of target RNAs and inhibiting translation. binding of target operator regions and preventing transcription. binding of rho and preventing termination. binding of target promoter regions and preventing transcription.
Answers
Small RNAs can regulate gene expression by binding to target RNAs and inhibiting translation.
These small RNAs, known as microRNAs (miRNAs), interact with the 3' untranslated region (3'UTR) of target mRNAs, leading to either translational repression or mRNA degradation. This mechanism is important in fine-tuning gene expression, and aberrant regulation of miRNAs has been associated with a variety of diseases, including cancer.Small RNAs do not bind to operator regions, rho, or promoter regions to prevent transcription. Instead, these regulatory functions are carried out by other proteins and regulatory factors in the cell.
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write only one of your experience that you think you made a right decision . Explain in 3-5 sentence. (5 points) Use the space below pa answer pls bukas nato papasahin btw HOMEROOM GUIDANCE Yung subject
Answers
Answer:
I grew quite tired of my monotonous life; I had always dreaded the morning. We wake up, eat, sleep, repeat-it irks me-so I decided I would move out of my parents place and stay with my very good friend, who is a brother to me. Now, I have the freedom and expression I always desired, and I feel I am my own person finally.
Answer the following questions in your own words and in 3-5 complete sentences.
1. Where are the highest concentrations of the current population of Palmer amaranth?
2. Based on the climate model, how will the range change by 2050?
3. What do you think this change will mean for Palmer amaranth populations?
Answers
industrial preparation of oxygen from liquify air
Compare the results of the Unknown Explain the identity of the Unknown using your experimental results in the exercises to help explain and support your answer.
Answers
Question
The question is incomplete. The complete question is as follows:
Review the Data Tables in Exercises 1 and 2. Compare the results of the Unknown for all tests to the results for the various known samples to determine the identity of the Unknown. Explain the identity of the Unknown using your experiment results in the exercises to help explain and support your answer.
Answer:
According to the results, the unknown is a protein.
Explanation:
According to the results, the unknown is a protein, not a carbohydrate or lipid. When Biuret's reagent test is performed, it tested positive while the tests for sugar, starch, and lipid were negative proving that the unknown substance is the protien.
think about the cells you observed. record your observations for each phase of the cell cycle. what distinguishable features do you see in each phase? be sure to use terms like chromosomes, chromatin, nucleus, nuclear membrane, spindle fibers, and describe the arrangement of the genetic material.
Answers
In cell cycle Interphase, M phase and Cytokinesis have different arrangements of chromosomes,nuclear membranes,chromatin etc.Cell cycle involves three phases.
The various periods of a cell cycle include:
Interphase - This stage incorporates the G1 stage, S stage and the G2 stage.
M stage - This is the mitotic stage and is separated into prophase, metaphase, anaphase and telophase.
Cytokinesis - In this stage the cytoplasm of the cell separates.
Interphase is the main phase of cell cycle. The cell stays in the interphase for most extreme periods by covering itself under various nuclear membranes. During this stage the cell sets itself up for division. The cell division goes through cell development and replication of chromatin during this stage.
During the G1 stage the cell keeps on developing yet doesn't repeat.During the S stage the DNA of the cell duplicates.During the G2 stage the RNA, proteins and different macromolecules expected for mitotic division are created by the cell.To know more about cell cycle, visit here:
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7. The diagrams show stages in the passage of water through a plant,
The circles are the starting points for arrows to show the direction in which the water moves.
Which circle must have an arrow pointing downwards only?
Answers
From the understanding of how water moves through plants, the only circle that can have a downward pointing arrow only is A.
Water moves through a plant in the following direction:
Soil ----> root -----> stem ----> leaves
Once water gets into the root from the soil, a conducting tissue known as xylem conducts the water upward through the stem of the plant branching off into the leaves through the petiole. from the petiole, water is then conducted to the mesophyll cells.
Circle D represents the root, so the arrow must be upward.
Circle C represents the stem, the arrow continues upward towards the leaves
Circle A and B represent the leaf. The movement of water within the leaf might requires that it is from circle A to circle B. Hence, the only circle that must have an arrow pointing downward only can only be A.
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Select four flowering plants.
tiger lily
pine tree
fir tree
pear tree
fig tree
cedar tree
cactus
Answers
Hope this helps <3
Answer: The correct choices are:
tiger lily
cactus
pear tree
cedar tree
Explanation: These answers have been confirmed correct.
PLEASE HELP ME WITH THIS!
Considering ethical questions is part of a marine scientist’s job. Part of being ethical is doing your homework and exploring all sides of an issue. Choose a current ethical issue in marine science, such as the use of genetically modified organisms (GMOs), conditions in fish farms, or another topic your instructor approves. Find two perspectives supporting one side of the ethical issue and two supporting the other. Be sure to use reliable sources, such as university web sites or newspaper/magazine articles. Create an outline with at least five points for each side. Then write a brief paragraph explaining what you believe an ethical choice around this issue is. Remember, ethical problems are difficult because both sides have valid points. Be sure to consider and discuss at least one point you think is valid from the side that you disagree with in your conclusion as you explain why your choice is the ethical one. Also, include a list of sources that you used. Two is the minimum for each point of view.
Answers
lo siento cariño, esto está fuera de mi alcance, los biloogistas marinos son geniales y me encanta ayudar, pero no puedo, lo siento mucho. como si realmente estuviera jodiendo como si apesta jaja quiero ayudarte pero no puedo
One current ethical issue in marine science is the use of genetically modified organisms (GMOs) in aquaculture.
What are genetically modified organisms?Genetically modified organisms (GMOs) are living organisms whose genetic material has been artificially altered in a laboratory using genetic engineering techniques.Here are two perspectives supporting each side of the issue:
Perspective 1: According to a report by the World Health Organization (WHO), GMOs have the potential to reduce the environmental impact of aquaculture by decreasing the need for wild fish as feed, reducing the use of antibiotics, and decreasing the risk of disease outbreaks.
Perspective 2: Opponents of GMOs in aquaculture argue that they pose a significant risk to wild fish populations and the environment. According to the Ocean Conservancy, GMO fish can escape from fish farms and breed with wild fish, potentially altering the genetic makeup of natural populations and harming biodiversity.
Therefore, use of GMO's is profitable as well as hazardous for the environment.
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which scientist determined that electrons had predicted zones orbiting the nucleus?
Answers
Answer:
John Dalton
so i hope this is useful
Answer:
Schrödinger
Explanation:
Believed electrons do not stay in a certain orbit, but can have a predicted zone around the nucleus (electron cloud)
Explain the difference between descriptive and experimental research
Answers
Answer:
Descriptive research describes the characteristics of the subject of the study and experimental research manipulates the research and the study using certain variable to come to certain conclusions.
Explanation:
Answer:
descriptive describes the characteristics of the study. Experimental research manipulates the research.
Explanation:
Darren is studying the effect of increased carbon dioxide on plant growth. He sets up four tanks (terrariums). Each tank has the same type of plant, same potting soil, same amount of water, same amount of sunlight. The first tank has normal levels of Carbon dioxide. The second tank has 25% more carbon dioxide, the third 50% more and the fourth 100% more. Darren records plant height after each week for a four week period. What are the : IV, DV constant, control
Answers
Answer:
Explanation:
Oh
In fruit flies normal wings(W) is dominant over vestigial wings(w)the result of a cross of two fruit flies give the following result normal wings 793,vestigial wing 811 what are genotype of parents of the f1 generation offspring use a punnett square to improve your answer
Answers
The Punnett square shows that the offspring of this cross will have a 50/50 chance of inheriting either the WW or Ww genotype, and a 50/50 chance of inheriting either the wW or ww genotype.
How did we get this assertion?To determine the genotype of the parent fruit flies, we can create a Punnett square. Assuming that each parent contributes one allele to the offspring, a possible Punnett square for this cross is:
| W | w
--|----|--
w | WW | Ww
w | WW | Ww
The result of the cross shows that there are 793 offspring with normal wings (WW or Ww genotype) and 811 offspring with vestigial wings (wW or ww genotype). Since the normal wings are dominant, the only possible explanation for the appearance of vestigial wings is if at least one of the parents had the ww genotype.
Therefore, the genotype of the parent fruit flies is likely one normal-winged (WW) and one vestigial-winged (ww) individual. The Punnett square shows that the offspring of this cross will have a 50/50 chance of inheriting either the WW or Ww genotype, and a 50/50 chance of inheriting either the wW or ww genotype.
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You rush through your lab activity and obtain a percent error of 50 percent. Why might your percent error be so high?
Answers
Explanation: Can you be more specific with that plz?
How would you calculate the distance of a paper airplane
Answers
Answer: uh Well, Your foot should be at the end of the starting line you prepared earlier. Once you're ready, you can throw your plane. Measure the distance the paper plane traveled (in centimeters or meters) from the starting point with the tape measure. Your lab notebook should include this data in a table. "Plane 1" will take off from this point.
Explanation:
Read above-
What is the small molecule ?
Answers
Answer:
Within the fields of molecular biology and pharmacology, a small molecule is a low molecular weight organic compound that may regulate a biological process, with a size on the order of 1 nm. Many drugs are small molecules.
Explanation:
Make sure to edit
If a plant has a high concentration of minerals inside its root cells, but does not have enough energy for active transport, what could happen to the minerals?
Question Progra
A. The plant cells would lock and not let anything in or out.
B. They would be drained from the plant through diffusion into the lower concentration outside the root.
C. Nothing, they would stay where they are.
o
D. The plant wouldn't need active transport, the remaining minerals would be attracted into the root because of the high concentration
of minerals already there.
Answers
Answer:
The wuold be drained from the plant through diffusion into lower concentration outside the root
Explanation:
Answer:
b
Explanation:
Heat energy is the transfer of _______ energy. A. chemical B. thermal C. electrical D. mechanical PLS HELP
Answers
Which of the following would add further legitimacy to the hypotheses regarding the origin of life?
A) evidence that demonstrates organic molecules forming nucleotides
B) experiments that produce organic molecules from inorganic molecules
C) synthesis of small amino acids in the laboratory
D) successful attempts at replacing defective genes between species
Answers
Evidence that demonstrates organic molecules forming nucleotides ,experiments that produce organic molecules from inorganic molecules, synthesis of small amino acids in the laboratory, successful attempts at replacing defective genes between species would add further legitimacy to the hypotheses regarding the origin of life.
What is legitimacy?
The quality of being legal or reasonable and acceptable is known as legitimacy. Legitimacy refers to the concept of a regime or government being viewed as valid and entitled to exercise power.
Hypotheses are tentative explanations of an occurrence that are based on assumptions and limited data. The term origin refers to the beginning or cause of something. Life is a characteristic that distinguishes living things from non-living things.The origin of life on Earth is a subject of debate that has yet to be resolved. In recent years, there has been a lot of work on how life on Earth could have started and what the first life forms could have been like.
A)Evidence that demonstrates organic molecules forming nucleotides: Nucleotides are the building blocks of nucleic acids, such as DNA and RNA, which are crucial for life as we know it. If there is evidence showing that organic molecules can spontaneously form nucleotides, it would support the hypothesis that the necessary molecular components for life can arise from simpler organic compounds.
B)Experiments that produce organic molecules from inorganic molecules: This option relates to the Miller-Urey experiment, which demonstrated that organic molecules, including amino acids, could be generated from inorganic molecules in a simulated early Earth environment. If similar experiments can produce organic molecules under conditions resembling those of early Earth, it supports the idea that the basic building blocks of life could have formed through natural processes.
C)Synthesis of small amino acids in the laboratory: Amino acids are essential for the formation of proteins, which play a fundamental role in life processes. If scientists can synthesise small amino acids, it suggests that the formation of these building blocks of life is possible under laboratory conditions. This supports the hypothesis that amino acids could have arisen naturally on early Earth and contributed to the emergence of life.
D)Successful attempts at replacing defective genes between species: While this option is not directly related to the origin of life, it can provide insights into the mechanisms of genetic exchange and the relatedness of different species. It demonstrates that genetic material can be transferred between organisms, which helps in understanding the evolutionary processes that may have occurred during the emergence and diversification of life on Earth.
In summary, each option contributes to the understanding of different aspects related to the origin of life, providing evidence and supporting the hypotheses.
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Which of the following happens when a cell divides? O The daughter cells each geta copy of parent DNA. The cell has too much DNA. The volume of the cell increases. O The cell cannot get enough nutrients.
Answers
Answer:
The volume of the cell increases I believe
Explanation:
Answer:
The CORRECT answer would be the daughter cells each get a copy of parent DNA
Explanation:
Obviously the cell is spltting into 2 sets, so each daughter cell will recieve a copy of the DNA from their parents, thus this makes them who they are. Easy peasy lol hope this helps
All of the amino acids that are found in proteins, except for proline, contain a(n) _____ group.
Answers
All of the amino acids that are found in proteins, except for proline, contain an amino (-NH2) group.
This amino group is one of the two functional groups present in amino acids, along with a carboxyl (-COOH) group. The amino group contains a nitrogen atom bonded to two hydrogen atoms, and it is this group that gives amino acids their name.
Proline, on the other hand, contains an unusual structure that does not have a free amino group. Instead, its side chain is bonded to the nitrogen atom of the amino group, forming a cyclic structure.
Therefore, all of the other amino acids contain an amino group, while proline is the only amino acid that does not have a free amino group.
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Which theory of inheritance states that offspring have a mix of
characteristics of their parents?
Biology
Answers
Answer:
The blending theory of inheritance by Mendel
Explanation:
why the concentration of nitrate ion in the soil had decreased after the farmer grew maize plants in the field?
Answers
Answer:
because the maize plant will take in the nitrate and use it to make proteins for growth.
The concentration of nitrate ion (nitrogen) in the soil decreases after the farmer plants maize plants in the field because the maize plants have taken up these ions.
Does maize require nitrogen?To develop and produce, maize plants need a lot of nitrogen. 160 kg/ha of nitrogen are removed on average by maize crops.
What purpose does nitrogen serve in maize?Due to its function in photosynthesis and other biological activities like mineral and water absorption, vacuole storage, and xylem movement, nitrogen is a crucial nutrient for maize and a major regulator of grain output.
What type of fertilizer is ideal for maize?The growth, yield, and quality of maize crops are most strongly influenced by nitrogen.
Fertilizer with nitrogen is necessary for healthy leaf growth.
What happens if the leaves of maize are small?Less photosynthesis, which is necessary to store starch in grains, occurs as a result of smaller leaves.
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granulocyto______ is a deficiency in the total number of basophils, eosinophils, and neutrophils.
Answers
Granulocyte penia is a deficiency in the total number of basophils, eosinophils, and neutrophils.
What do neutrophil levels indicate?Infections, traumas, pharmacological treatments, specific genetic disorders, and stress can all cause changes in neutrophil counts. Because monocytes are the most prevalent form of white blood cell within the human body, they serve as the body's first defense mechanism against infections and the healing of wounds.
What does a high neutrophil count mean?A bacterial infection is frequently the cause of an excessively high neutrophil count, which is sometimes referred to as neutrophilic leukocytosis. Immature neutrophils prematurely depart from your bone marrow and enter your circulation to fight the illness.
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What is the name for amount of energy that a reaction needs to get started?
Answers
The amount of energy that a reaction needs to get started is activation energy and is used by the substrate to form products.
The enzymes are the biocatalysts that are required to increase the rate of reaction because they help in the lowering of the threshold or minimum energy which is called activation energy which is used by the substrate to form the products and if that activation energy is very high that cannot be passed by the substrate then
enzymes help to reduce it by joining with the substrate so activation energy is the amount of energy required by a reaction or substrate to get started and this energy is measured in the joules per minute, kilojoules per mole and kilocalories per mole and activation energy is calculated using k = Ae -Ea / RT where k is rate constant, A is the pre-exponential factor, Ea is activation energy and it has the same unit as R*T, R is the universal gas constant and T is the absolute temperature in kelvins and the example of activation energy is turning the key which causes the spark which activates the burning of gasoline in the engine.
The enzyme which has the maximum capacity of lowering the activation energy and increasing the maximum rate of reaction is known as carbonic anhydrase enzyme forming almost 6000 products per second.
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Which feature of the model represents the most stored chemical energy?
A. The oxygen gas molecule
B. The carbon dioxide molecule
C. The sugar molecule
D. The water molecule
Answers
Among the given options, the molecule that represents the most stored chemical energy is option C. The sugar molecule.
Sugar, in the form of glucose, is a high-energy molecule that serves as a primary source of fuel for living organisms. It is a carbohydrate that undergoes a process called cellular respiration, where its chemical bonds are broken down to release energy for various cellular activities.
During cellular respiration, glucose molecules are broken down in the presence of oxygen, and carbon dioxide and water are produced as byproducts. This process occurs in the mitochondria of cells and involves a series of enzymatic reactions that gradually release energy stored in the chemical bonds of glucose.
The energy stored in glucose is derived from the original source of energy, such as sunlight in the case of photosynthesis. Through the process of photosynthesis, plants convert sunlight, carbon dioxide, and water into glucose and oxygen, storing solar energy in the chemical bonds of glucose. Therefore, the correct answer is option C.
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How can a shipwreck that is left in place on the ocean floor benefit marine life?.
Answers
Answer:
Nutrition and Shelter
Explanation:
the remaining fossils and foods can be used as nutrition for algae and fish living in that area. as well as the shelter used for fish to hide and reproduce/rest/cool down.
Answer:
I got you
Explanation: How can a shipwreck that is left in place on the ocean floor benefit marine life - The fossil fuel in its engines can become food for algae and fish. Its interior can release oxygen from the surface to the deep ocean. It can provide a hard surface where organisms can attach and live. Also, the wreck can become an artificial Reef and protection from predators.
Hope this helps :D
Who is an activist ???
Answers
Answer:
A person who is revolutionary for society changes
Which best describes the current atomic theory?
Answer
is c
Answers
Answer:
Boi ur question is out of context.