5
Select the correct answer.
Which term defines a well-supported, explanation of an occurrence of a natural phenomenon?
A.
hypothesis
B. bias
C. observation
D. theory

Please help me

Answer:

CcWw

Explanation:

Explanation is in the image

Answer:

Chargaff's data was an important clue for putting together the structure of DNA because it provided the basis for determining the ratios of the four nitrogenous bases in DNA. Specifically, Chargaff's data showed that the amount of adenine (A) was equal to the amount of thymine (T), and the amount of guanine (G) was equal to the amount of cytosine (C). This helped scientists to understand that the two strands of a DNA molecule pair together in a specific way, with A always pairing with T and G always pairing with C. This information was essential in determining the double-helix structure of DNA.

Explanation:

Answer:

C; thats good

Explanation:

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Answer:Selective Permeability

Answer:

F - is variation

C is Charles Darwin

B is natural selection

A is Alfred

E is evolution

D is adaptation

Answer: producer

Explanation:Primary consumer's are herbivores

Mendel's three rules are the Law of Segregation, the Law of Dominance, and the Law of Independent Assortment.

It implies that meiosis is the process of separating two alleles from one another. Two copies of each chromosome are actually separated from one another during the second stage of meiosis, which is when segregation or separation occurs.

The child will inherit the XX genotype and the dominant phenotype if one parent carries the dominant allele X in two copies and the other parent carries the recessive allele X in two copies. The segregation of the allele pair into two daughter cells during the second stage of meiosis division is Mendel's third rule.

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The three laws of inheritance proposed by Mendel are: the law of segregation, the law of dominance, and the law of independent assortment.

The three laws of inheritance proposed by Gregor Mendel are:

The law of dominance: This law states that when an organism inherits two different forms of a gene (alleles) for a trait, one allele will be dominant and will be expressed in the organism's phenotype, while the other allele will be recessive and will not be expressed. For example, if an organism inherits one allele for brown eyes (B) and one allele for blue eyes (b), the brown eye allele is dominant and the organism will have brown eyes.

The law of segregation: This law states that during the formation of sex cells (gametes), the alleles for a trait separate from each other so that each gamete receives only one allele. This means that the offspring will inherit one allele from each parent and will therefore have a combination of alleles for a trait.

The law of independent assortment: This law states that the inheritance of one gene or trait is independent of the inheritance of another gene or trait. In other words, the alleles for different traits are inherited independently of each other and are not linked in any way. This means that the probability of inheriting a specific combination of alleles for different traits is the product of the probabilities of inheriting each allele for each trait.

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Answer:

Cellular respiration releases stored energy in glucose molecules and converts it into a form of energy that can be used by cells.

Explanation:

Answer:

The damage to ozone layer is done by halogens such as Chlorine and Bromine.

Explanation:

The moon's gravitational force pulls on water in the oceans and stretches the water out to form tidal bulges in the ocean on the sides of the planet that are in line with the moon. The moon pulls water on the side nearest it, which causes a bulge toward the moon. ... The moon also stabilizes the Earth's rotation.

Answer:

to adopt a healthy lifestyle in order to prevent and/or reduce the risk of developing complex diseases

Explanation:

Complex genetic diseases are diseases that have a genetic basis but often don't show a clear pattern of inheritance, i.e., the genes that encode for the trait of interest are localized in quantitative trait loci (QTL). In general, complex genetic diseases are multifactorial because both genetic and environmental factors play important roles in the development of this type of disease. Some well-known examples of multifactorial genetic diseases include, among others, heart diseases, diabetes, asthma, some type of cancers, etc. It is well known that healthy lifestyle habits such as maintaining a healthy weight, eating healthy foods, avoiding harmful substances, etc., can prevent complex genetic conditions from manifesting.

In the sequence of amino acids, a ribosome will read the mRNA about three or more letters at a time, each set is called a codon.

The sequence of a protein is normally notated as a string of letters, according to the sequence of the amino acids from the amino-terminal to the carboxyl-terminal so to a ribosome, it will gaze like this: AAA-CGA-GGC-UAA. That first codon, AAA, tells the ribosome to start structuring the protein with the amino acid lysine.

Amino acid sequences can be written using either the three-letter code or a one-letter code is the order in which amino acid rest, attached by peptide bonds, lies in the chain of peptides and proteins

So we can conclude that  The amino acid sequence is encoded in DNA. During protein synthesis.

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Answer:

Its speed is determined by three major factors: soil organisms, the physical environment and the quality of the organic matter (Brussaard, 1994). In the decomposition process, different products are released: carbon dioxide (CO2), energy, water, plant nutrients and resynthesized organic carbon compounds.

Explanation:

Answer:

C. This ensures that the member's best interest is protected.

Explanation:

EDG2021

Answer:

C) This ensures that the member's best interest is protected.

Explanation:

Answer:

Earth revolves in orbit around the sun in 365 days, 6 hours, 9 minutes with reference to the stars, at a speed ranging from 29.29 to 30.29 km/s.

Explanation:

Answer:

OTC medication

Explanation:

Although vaccines make sence vaccines help prevent a viral infection

otc medication is used to fight the symptoms

consider the flu shot you might get the flu shot and still get sick so you have to bur flu medicine,

Answer: 1. Plastics are polymers. A polymer is a substance made of many repeating units. The word polymer comes from two Greek words: poly, meaning many, and meros, meaning parts or units. A polymer can be thought of as a chain in which each link is the “mer,” or monomer (single unit).  2. Carbon is the only element that can form so many different compounds because each carbon atom can form four chemical bonds to other atoms, and because the carbon atom is just the right, small size to fit in comfortably as parts of very large molecules. ... They can even join "head-to-tail" to make rings of carbon atoms. An example of two molecules that contain carbon is compound methane ( 1 carbon bounded to four hydrogen. ) ... Carbon is able to form so many molecules/compounds because each carbon atom can form four chemical bonds to other atoms and, because of its size, it fits in nicely as part of large molecules. 3. Carbohydrates- Monosaccharides (simple sugars), Lipids- Fatty acids and glycerol, Proteins- Amino acids, Nucleic acids- Nucleotides. brainliest??

Explanation:

Plants Produce Immunogenic Peptidoglycans, almost all bacterial cell walls, with the exception of those of Archaea, include it as a hard component and it helps give bacteria their characteristic form.

In most bacterial species, the cytoplasmic membrane is encased in a hard material called peptididoglycan. It helps maintain cell shape throughout the life cycle and shields bacterial cells from environmental stress. The production of peptididoglycans has a significant role in controlling bacterial cell division. A polymeric macromolecule known as peptididoglycan is composed of linear glycan strands joined together by peptide bridges. The sacculus, which surrounds the cell and is made of covalently closed peptididoglycan, is formed when peptididoglycan is polymerized at the exterior of the cytoplasmic membrane.

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The image shown is of a cell cycle. Cycle phases are prophase, metaphase, anaphase, and telophase.

What is a cell cycle?

A cell cycle is the sequence of events that take place in a cell leading to its division and duplication (replication). It consists of two main parts: interphase and the mitotic phase. During interphase, the cell grows and DNA is replicated in preparation for cell division. During the mitotic phase, the cell divides into two daughter cells.

A cell spends the majority of its time in interphase, which is when it develops, duplicates its chromosomes, and prepares to divide.

The cell then exits interphase, enters mitosis, and divides to completion. Each of the resulting cells, known as daughter cells, enters its own interphase to begin a new cell cycle.

The cell cycle is the process by which cells multiply and divide into two new cells. The cell cycle phases are G1, S, G2, and M. At the G1 stage, cells are getting ready to divide.

Therefore, The given image is of cell cycle. The phases of cycle are prophase, metaphase, anaphase and telophase.

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Answer:

The liver.

Explanation:

The liver converts the majority of the alcohol into a substance called acetaldehyde, which is then further broken down into acetic acid and other byproducts. This process of metabolizing alcohol is what helps to reduce the concentration of alcohol in the blood and eliminate it from the body

Answer:

2.87 g

Explanation:

Step 1: Given data

Step 2: Calculate the partial pressure of CO₂

The total pressure is the sum of the partial pressures of CO₂and water.

P = pCO₂ + pW

pCO₂ = P - pW = 754.0 mmHg - 17.55 mmHg = 736.5 mmHg

We will convert this pressure to atm using the conversion factor 1 atm = 760 mmHg.

736.5 mmHg × 1 atm/760 mmHg = 0.9691 atm

Step 3: Calculate the moles (n) of CO₂

We will use the ideal gas equation.

P × V = n × R × T

n = P × V/R × T

n = 0.9691 atm × 1.62 L/(0.0821 atm.L/mol.K) × 293 K = 0.0653 mol

Step 4: Calculate the mass corresponding to 0.0653 moles of CO₂

The molar mass of CO₂ is 44.01 g/mol.

0.0653 mol × 44.01 g/mol = 2.87 g

The pressure exert on the one gas in the mixture by the other gases is called partial pressure.

The answer to the question is 2.87g.

The data is given in the question and the data is as follows:-

In the question we have to find the total pressure is the sum of the partial pressures of CO₂ and water. The equation we gonna use is:-

[tex]P = pCO_2 + pW[/tex]

To find the pCO2,

[tex]pCO_2= P - pW \\= 754.0 mmHg - 17.55 mmHg \\= 736.5 mmHg[/tex]

Pressure must be in ATM therefore, 1 atm = 760 mmHg.

=[tex]\frac{736.5 mmHg * 1 atm}{760 mmHg} = 0.9691 atm[/tex]

The ideal gas equation is as follows:-

[tex]PV = nRT\\n =\frac{PV}{RT}\\n = \frac{ 0.9691 atm * 1.62 L}{(0.0821 atm.L/mol.K) × 293 K}\\ = 0.0653 mol[/tex]

The mass of the following is:-

The molar mass of CO₂ is 44.01 g/mol.

Therefore,

[tex]0.0653 mol * 44.01 g/mol \\= 2.87 g[/tex]

Hence, the correct answer is 2.87g.

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Answer:

Sun.

Explanation:

It's the one giving the energy, not receiving it.

Complete question:

Which of the following pairs represent homologous structures?

Answer:

3. Forelimbs of a bat and forelegs of a horse

Explanation:

Homologous characters are structures with the same basic elements. Their position in the body and the relations with adjacent structures are also the same in different organisms, and they even share the same embryological development.

These structures might show variations between the organisms exhibiting them. Variations might be related to their function and to the environment in which the organism lives. The function they accomplish is not necessarily the same in all the organisms involved.

These homologous characters are present in organisms related that share a common ancestor.

For example, whales, humans, and cats all have the same bones in the same order, but they matured differently in later embryological development.

Among the options, the only possible pair that represents homologous characters is option 3. Forelimbs of a bat and forelegs of a horse. Both structures are the anterior extremities of the animals and share the same bones, even though they might differ in the development degree. Forelimbs and forelegs have the same position and relation with other structures in the body, and embryologically, they are the same.

Answer:

four layers

Most rainforests are structured in four layers: emergent, canopy, understory, and forest floor.

Explanation:

Answer:

In turn, each nucleotide is itself made up of three primary components: a nitrogen-containing region known as a nitrogenous base, a carbon-based sugar molecule called deoxyribose, and a phosphorus-containing region known as a phosphate group attached to the sugar molecule

Explanation:

pls mark me brainless.pls

Answer:

B. The Earth would only have two large convection currents. The power of Earth's spin to turn flowing air is known as the Coriolis Effect. If the Earth didn't spin, there would be just one large convection cell between the equator and the North Pole and one large convection cell between the equator and the South Pole.

Explanation:

At the Equator, the earth's rotational motion is at its fastest, about a thousand miles an hour. If that motion suddenly stopped, the momentum would send things flying eastward. Moving rocks and oceans would trigger earthquakes and tsunamis. The still-moving atmosphere would scour landscapes.

If the planet stopped suddenly, everything on the surface would be destroyed, as the atmosphere, oceans and anything not nailed down kept spinning. Even braking to a halt over a minute would mean everything experienced a sideways deceleration of three-quarters of Earth’s gravity, so ‘down’ would feel like it was at an angle of 38° from the vertical. That’s enough to knock over most buildings.

If it slowed down over several years, it would still be a disaster. Without centrifugal force, the oceans would move towards the poles, dropping ocean depth by 8 km around the equator. Since this is less than the depth of the ocean there, Earth’s water would be divided into two huge polar oceans separated by a belt of land in the middle. Everything north of Spain would be underwater, as well as all of Antarctica.

Once Earth doesn’t spin on its own axis, a day lasts as long as a year. Everywhere receives six months of daylight, gradually heating up the planet to well over 100 °C. The huge central continent would get the hottest, and any remaining lakes and rivers would boil away and be blown to the poles by fierce winds. Even primitive life would only be possible along a narrow strip at the coast.

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Answer:

Two adaptations in plant cells that do similar things for plants as bones do for animals are cell walls and vacuoles. Cell walls provide structure and support to the plant, similar to how bones provide structure and support to animals. Vacuoles store essential nutrients and minerals, just as bones store important minerals and nutrients.

Explanation: