Chargaff's rules of base pairing helped scientists determine how DNA replication occurs. What property of the replication process is explained by Chargaff's rules?

A. The phosphate-sugar backbone of one strand serves as a template for the phosphate- sugar backbone of the complementary strand.

B. The phosphate-sugar backbone of one strand serves as a template for the sequence of four nucleotides in the complementary strand.

C. Adenine (A) and thymine (1) are always paired together within a single DNA strand, as are cytosine (C) and guanine (G).

D. Adenine (A) and thymine (1) always bind to each other across complementary strands, as do cytosine (C) and guanine (G).​

Answer:

b

Explanation:

cells differentiate to form the cells necessary for reproduction

Explanation:

After photosynthesis, food is stored in the form of cyanophycean starch, lipid globules and protein granules. Cyanophycean starch granules (alpha-1, 4-linked glucose) are a major part of stored food. It is often found near the cross-walls of filamentous forms.

Answer:

Cyanophycean starch

The storage product is usually a starch like substance similar to glycogen and is different from the starch produced in plants. This is known as Cyanophycean starch. In many of the cyanobacteria the reserve foods are stored in the form of oils.

Answer:

(;-;)

Explanation:

To be honest i dont know either

The hypothesis is; Increasing the concentration of fertilizer will lead to an increase in plant growth.

The variables to be tested are; concentration of fertilizer and plant growth.

A hypothesis is a speculative claim or explanation put forth based on scant data and used as a springboard for additional research or trial. It is an educated guess or testable prediction regarding the correlation between two variables or phenomena.

By manipulating the concentration of fertilizer as the independent variable and measuring the resulting plant growth as the dependent variable, we can test the hypothesis and determine if there is a correlation between fertilizer concentration and plant growth.

Learn more about hypothesis:https://brainly.com/question/32562440

#SPJ1

The most likely explanation for the decrease in the density of gas particles in a section of Earth's atmosphere is that the air pressure in that section of the atmosphere decreased.

Density is defined as mass per unit volume. In the case of a gas, density is directly related to the number of gas particles (molecules or atoms) present in a given volume. When the air pressure decreases, it means that there are fewer gas particles exerting force per unit area. As a result, the density of gas particles in that section of the atmosphere decreases.

Air pressure is the force exerted by the gas particles on the walls of the container or the surroundings. It is influenced by several factors, including temperature, altitude, and the presence of other gases. Changes in these factors can cause fluctuations in air pressure. For example, if there is a decrease in temperature, the gas particles lose kinetic energy, which leads to decreased pressure and density.

It is important to note that the total number of gas particles in Earth's atmosphere does not necessarily change significantly over short periods of time. The atmosphere is composed of a vast number of gas molecules, and while there may be variations due to natural processes, such as volcanic eruptions or biological activities, these changes are relatively small compared to the overall composition of the atmosphere.

Therefore, the most likely explanation for the decrease in density of gas particles in a section of Earth's atmosphere is a decrease in air pressure, which can occur due to various factors such as weather systems, changes in altitude, or movement of air masses.

for more questions on density

https://brainly.com/question/28853889

#SPJ8

The half-life of C-14 is approximately 5,700 years. The time it takes for a sample to decay to 55g of C-14 can be calculated using the radioactive decay formula:

\(N = N0 * (1/2)^(^t^/^T^)\)

Where:

\(N_0\) = initial amount of the substance (in this case, 220g)

N = final amount of the substance (in this case, 55g)

t = time

T = half-life of the substance (in this case, 5,700 years)

To solve for t, we can rearrange the formula as follows:

t = (ln(N/N0)) * T / ln(1/2)

Substituting the given values:

t = (ln(55/220)) * 5,700 / ln(1/2)

t ≈ 11,400 years

Therefore, it would take approximately 11,400 years to reduce a biological sample of C-14 weighing 220 grams to 55 grams of C-14.

Learn more about Half-life, here:

https://brainly.com/question/31666695

#SPJ1

Most articles pass right through the atom, this means that most of the atom is an empty space.

An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.

Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.

As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.

Learn more about atoms at:

https://brainly.com/question/6258301

#SPJ1

When the object is placed on the slide and is in focus for each objective, the space between the slide and the objective lens gets reduce, so the microscope shouldn't be set exact at the edge.

As the objective magnification increases, the working space also increases. Therefore, you need to change it to a higher power target.

Change the focus knob to increase the stage as you look at the objective lens and stage from the side. Without permitting the objective to make contact with the coverslip, increase it as high as it can go. The sample's focus or the condenser and light intensity might need to be arranged.

Thus the accurate way to focus is that adjustments need to be made effectively and smoothly

To learn about Microscope.

https://brainly.com/question/14599847

#SPJ9

Answer:

the answer is 6 secs rounded to nearest ten is 10

Explanation:

hope it helps

Answer:

I believe the answer is C. breaks down glucose to make ATP

Explanation:

Photosynthesis is the process in which a plant takes in solar energy, water, and carbon dioxide to create glucose and oxygen. Organisms such as humans and animals use the products of photosynthesis in a process known as cellular respiration. Our body breaks down glucose to create an energy source known as ATP. :)

Answer:

C. The lithosphere. :))

Answer:

kerak bumi dan bagian luar mantel membentuk?

Explanation:

C.The lithosphere

sorry repetition of the question I use Indonesian, because I come from Indonesia, Hopefully useful :)

Natural gas and oil deposits can be found trapped below impermeable rocks, but in permeable rocks. So, it is necessary to drill down through the impermeable rock into the permeable rock.

Therefore, the correct answer is B. by drilling deep beneath the ground

The energy is related to the change of state represented by the model by: D. Atoms lose energy as a gas changes to a liquid.

A model of the transition from a gas to a liquid is shown in the accompanying image. It demonstrates how atoms or molecules change from being widely scattered as in a gas to being concentrated as in a liquid.

The atoms in this process move from a higher-energy state  to a lower-energy state releasing or losing energy in the process. The most common kind of energy loss is heat.

Therefore the correct option is d.

Learn more about Atoms here:https://brainly.com/question/17545314

#SPJ1

Answer:

The independent variable is pressure

The dependent variable is volume.

Explanation:

Answer:

The independent variable is pressure.

The dependent variable is volume.

Explanation:

volume of matter decreases under pressure ... -under pressure, the particles in a gas are forced closer together ... factors affecting gas pressure ... -if pressure in a sealed container is lower than outside, gas will rush in ...

Answer:

Gypsy moths do not kill trees directly they defoliate them. Severe defoliation can add to other stresses such as weather extremes or human activities. This cumulative stress can leave trees vulnerable to disease or other pest infestation that can cause death.

Explanation:

I HOPE THIS HELPED YOU PLEASE MARK ME AS BRAINLIEST

Answer:

The rise of the gypsy moth population will eventually kill many trees, as they won’t be able to perform photosynthesis. This event will negatively affect the lumber and construction industries, as well as the beauty of public and private landscapes.

Explanation:

PLATO

Aerobic and anaerobic respiration are the two different types of cellular respiration processes that are used to produce ATP.

For more questions on adenosine triphosphate

https://brainly.com/question/897553

#SPJ8

Answer:

Igneous rock

Explanation:

Igneous rock is formed as liquid rock in the form of magma or lava cools.  In this case, the water represents lava or magma.  Freezing the water changes its phase from a liquid to a solid, similar to the changing of liquid rock (magma or lava) into solid rock.

It is transported across the plasma membrane with the help of  the energy molecules. It is the transport ions and the transport molecules that help to facilitate the  transport.

It is the bi layer of lipids with the association of proteins in it.

ATP that are the energy molecules called as energy currencies as well. It is the molecule of the energy that helps in the transportation of molecules through it. The ATP is broken down into the ADP with the Pi ion and this breakdown gives out the energy libation for the reaction.

Active transport does require the  cellular energy in order to achieve the movement. There are 2 types of  the active transport : primary active transport which uses the  adenosine triphosphate (ATP) and secondary active transport which uses the electro chemical gradient.

Learn more about  plasma membrane  at :

https://brainly.com/question/14727404

#SPJ1

The theme of  the play "The Glass Menagerie" is one that express the fact that:

This theme is centered around the the aspiration to flee  into an imaginary delusional world through the use portraying of the fire escape as how one escape from their own realities.

The story shows the measure of the relationship between these Tom and Amanda and both of whom were said to be incapable of starting a complete lives outside their family.

Their family seems to be the factor tying them down and for them to be able to escape, they need confidence.

Learn more about The Glass Menagerie from

https://brainly.com/question/25207916

Answer:

The two correct answers are 1. Deception leads to the betrayal of others’ trust. 2. Duty to one’s family can stand in the way of one’s individual desires.

Explanation:

Just took quiz on K12!

Answer:

it is toxic to the health

Explanation:

Dispersants create a toxic environment for fish by releasing harmful oil break-down products into the water. ... Dispersants and dispersed oil have also been shown to have toxic effects on bird eggs that are similar or worse than from untreated oil.

The order of the molecules from lowest to highest ability to pass through a phospholipid bilayer is: molecular oxygen, water, a sodium ion, glucose.

The ability of molecules to pass through a phospholipid bilayer depends on their size, polarity, and charge. Here's the order from lowest to highest ability to pass through a phospholipid bilayer:

1. Molecular oxygen (O2) - small and nonpolar, can easily pass through.
2. Water (H2O) - small and polar, can pass through but slower than molecular oxygen.
3. A sodium ion (Na+) - small but charged, has difficulty passing through without help from channels or transporters.
4. Glucose - large and polar, has the lowest ability to pass through without help from specific transport proteins.

So, the correct order is: molecular oxygen, water, a sodium ion, glucose.

For more such questions on phospholipid bilayer, click on:

https://brainly.com/question/14445282

#SPJ11

Answer:

Generations 1 and 6.

Some ideas for incidents might include a forest fire, lack of snowfall, flooding, earthquake, etc.

Explanation:

(:

The usage of synthetic plant hormones for the modification of plant growth can have environmental implications.

Factors to consider

1. Ecotoxicity: Synthetic plant hormones, if not properly regulated or used in excessive amounts, can pose risks to non-target organisms and ecosystems. They may affect the growth and development of other plants, beneficial insects, and microorganisms, potentially disrupting ecological balance.

2. Soil and Water Contamination: Improper application or disposal of synthetic plant hormones can lead to soil and water contamination. Runoff from treated fields or improper disposal of unused hormones may introduce these compounds into water bodies, potentially affecting aquatic organisms and overall water quality.

3. Resistance and Persistence: Repeated and excessive use of synthetic plant hormones can contribute to the development of resistance in target plant species. This can lead to the evolution of herbicide-resistant weed populations, requiring higher doses or different chemicals to achieve the desired effect. Moreover, some synthetic hormones may persist in the environment for extended periods, potentially impacting subsequent crops or natural vegetation.

4. Non-target Effects: Synthetic plant hormones may influence the growth and development of unintended plant species, leading to unintended consequences such as changes in biodiversity, alteration of natural plant communities, or interference with the natural ecological succession.

5. Human Health Concerns: The potential impacts of synthetic plant hormones on human health are an area of ongoing research. While these hormones are generally considered safe for use in agriculture when used according to regulations, there may be concerns related to exposure, residues, or indirect effects on food quality and safety.

Learn more about synthetic plant here:

https://brainly.com/question/27805626

#SPJ1

The fossil fuels were scattered, millions of years ago, when an asteroid hit Earth.

Thus, The components of fossil fuels are decaying plants and animals. These fuels may be burned to provide energy and can be found in the crust of the Earth.

An example of a fossil fuel is coal, as well as oil and natural gas. Coal is a substance that is typically found in sedimentary rock formations, which are collections of rock, dead plant and animal materials, and layers of silt.

A chunk of coal must contain more than 50% fossilized plant material. Shale is one sedimentary rock type that contains oil in its native form.

Thus, The fossil fuels were scattered, millions of years ago, when an asteroid hit Earth.

Learn more about Fossil fuels, refer to the link:

https://brainly.com/question/3371055

#SPJ1

Answer:

The Statement is Unclear

Your reader needs to immediately understand your purpose. If it is vague or unclear, you've lost your audience from the start. Narrow down your focus and use straightforward language to state your main idea.

The ideas and conclusions will be out of the context.

Explanation:

The thesis of the a particular subject must be

strength and well supported

The state of art is one of the way to guarantee a formal way to deterinated a Thesis well sustained.

The searchers of grammar suggest try to read may authors about the subject before you elaborate a thesis.

For these reasons the result of an unclear thesis the conclusions will be out of the context.

Transitional fossils are fossils that connect two evolutionarily-related organisms.

The common ancestor between humans ad apes must have been lost with time and is a transitional fossil.

A  transitional fossil is a fossil that shows the evolutionary transition from one organism to another organism.

Transitional fossils can be said to be the fossils that bridge the gap between two organisms believed to have come from a common ancestor but whose immediate relationship has not been found.

Humans and apes are believed to have come from a common ancestor and that humans directly evolved from the apes.

The search for the transitional fossil between humans and apes is currently ongoing.

LearLearning more about fossils at: https://brainly.com/question/28122522

#SPJ1

The graphed line will begin to increase again because the population is no longer limited by a lack of nutrients. The correct option to this question is B.

For more information on population growth curve kindly visit to

https://brainly.com/question/1040607

#SPJ1