What happens first when DNA replicates?

Answers

Answer 1
During DNA replication, two strands of DNA separate, and each separate strand forms a template to make a new strand. The replication process results in the formation of two identical molecules, containing one strand from the original piece of DNA and one newly synthesized strand. Continue Reading.

Related Questions

A new highly nutritious crop is going to be planted in an area where it has never been planted before. Which is the most likely outcome of such an event?

Answers

There could be two outcomes.

1) if the people planting the crop studied the soil and the weather, and agreed that the crop would thrive, the crop would grow and flourish.

2) however, if the soil and weather wasn't studied, the crop will die.

Is a gland that plays specialized roles in both the lymphatic and immune systems?

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The thymus is such a gland with these roles.

The B horizon is also called the _____.


topsoil


subsoil


partially altered parent material


unaltered parent material

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Answer: B soil is also called the SUBSOIL.

Soil horizon consists of layers of soil that differ physically. It contains 3 or 4 layers or horizon such as O horizon, A horizon, B horizon, C horizon and R horizon. B horizon is also referred as subsoil. It is yellowish to brown in color. It consists of mineral layers such as silicate clay, iron, aluminium, gypsum, silica, humus, etc. The roots of a plant penetrates through the subsoil.

How might global warming result in most grizzly bears having fur that is less dense in the future?

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In any population of bears, some individuals have thick fur, some have thin fur, and some are in between. As temperatures increase with the passage of time, the survival of bears with thin fur will increase, and the number of bears in the population with thick fur will decrease.

Are black bear omnivore or carnivore?

Answers

They are considered omnivores

in the eukaryotic cell, mitochondria a.transport materials b. make proteins c. produce ATP d. control cell division

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The mitochondria (c.) produces ATP. ATP is basically energy for the cell to use. That is also why the mitochondria is called the power house of the cell.

From where do most producers get energy?

decomposers


consumers


the sun


other producers

Answers

Most producers get energy from the sun.

Answer:

Most producers get energy from the sun.

Explanation:

The science of studying a species' complete set of genes and their interactions is called ____.

Answers

proteomics that is what it said on the web

Using the structural classification, what type of joint is a suture

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the answer is synarthrosis.

Suture is a type of joint that is only found in the skull. The skull bones are bound together by Sharpey's fibers. This joint only allows a tiny amount of movement under normal conditions, making it a synarthrosis joint.

Fluid contained inside the lymphatic vessels is referred to as ____________ and is similar to ____________ in consistency and appearance.

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"Fluid contained inside the lymphatic vessels is referred to as lymph and is similar to blood plasma in consistency and appearance."

The lymph is formed by the interstitial fluid that enters the lymph capillaries. Because of its origin, the lymph varies its composition a lot as cells are constantly in exchanges with their interstitium. The lymph is then through lymphatic vessels until it gets to lymph nodes where is treated by lymphocytes. After this treatment, the lymph is then released into the bloodstream, on the subclavian veins. Because of this common tracks (ultimately the subclavian veins), and contacts (body's cells), blood plasma and lymph are so similar.



is MgBr2 a covalent bond or an ionic bond

Answers

ionic bond (metal and non metal)
Ionic bond ( metal and non metal )

On which side of a selectively permeable membrane does osmosis exert a pressure

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It is the Hypertonic Side. Osmosis applies a weight known as osmotic weight on the hypertonic side of a specifically porous film. 
This implies osmotic weight should deliver a net development of water into a run of the mill cell that is encompassed by new water. On the off chance that that happens, the volume of a cell will increment until the point when the cell ends up plainly swollen. In the end, the cell may blast like an overinflated expand.

Osmotic pressure exerts itself on the side of the selectively permeable membrane with a higher solute concentration. This pressure aims to stop the movement of water through the membrane, which occurs due to the process of osmosis attempting to equalize solute concentrations across the membrane.

Osmosis is a process by which solvent can pass through a semi-permeable membrane from an area of low solute concentration to a region of high solute concentration. Osmotic pressure is the pressure that, when applied to the region of high solute concentration, will stop the process of osmosis. Consequently, osmotic pressure exerts itself on the side of the selectively permeable membrane where the solution has a higher concentration of solute, as water moves towards this area in an attempt to equalize solute concentrations.

Different materials, including biological cell membranes and synthetic materials like dialysis tubing, exhibit selective permeation characteristics. The phenomenon of osmosis plays a critical role in biological systems as it affects how substances move through cell membranes, which are naturally semi-permeable.

Which type of organism generates oxygen and makes up the lowest trophic level in an energy pyramid?
A.
producers
B.
omnivores
C.
herbivores
D.
consumers

Answers

Your answer will be A producer because producers are plants they give off food and a lot of animals eat their their at the bottom of the pyramid because that have nothing in defense also an ts not D because those are like lions, and bears stuff that eat things (like predators) also its not B because omnivores eat both plants and animals like bears and when it came down to rather A, or C I choose A because herbivores are animals that eat plants like a sloth.

Your answer is A.

Each enzyme has a temperature at which it works best. A slight increase in temperature can increase enzyme activity while a large increase in temperature can cause the enzyme to become denatured. Which of the following best explains what happens when a protein becomes denatured?

A. The enzyme absorbs heat until the temperature decreases, and the reaction then continues normally.
B. The enzyme loses its shape and is no longer able to catalyze chemical reactions.
C. The enzyme breaks apart into the amino acids that originally combined to form the enzyme.
D. The enzyme unfolds and refolds into a different shape, and is used to catalyze a different chemical reaction.

Answers

B, the enzyme loses its shape and is no longer able to catalyze reactions.

In this activity, you will follow oxygen on its path from the lungs to the body tissues.to review how oxygen is transported in the body, watch this bioflix animation

Answers

1. Breathing moves air in and out of the lungs. 2. Oxygen diffuses from alveoli in the lungs into capillaries. 3. Oxygen enters red blood cells, where it binds to the protein hemoglobin. 4. Oxygen diffuses from the blood to the body's tissues, and carbon dioxide diffuses from the tissues to the blood. 5. Carbon dioxide leaves the body when exhale.

What is the function of membrane proteins?

Answers

The functions of a membrane protein include cell cohesion, relaying signals between the inside and outside of a cell and transporting proteins across the membrane. A membrane protein is a protein that is attached to a cell and interacts with biological membranes. Each type of membrane protein has a different function. 

The movement of gases into and out of the lungs is known as

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Ventilation is the process which the air moves in and out of the lungs. Diffusion is the movement of gases without the use of energy and or effort by the body. Hope this helps!:)

How are light dependent and light independent reactions involved in photosynthesis?

Answers

Hello

here's your answer :)

In the light-dependent reactions of photosynthesis, the energy from light propels the electrons from a photo system into a high-energy state. In plants, there are two photo systems, aptly named Photo system I and Photo system II, located in the thylakoid membrane of the chloroplast. The thylakoid membrane absorbs photon energy of different wavelengths of light.

___________ is a tumor of malignant b cells that produce too much igm

Answers

your answer is Waldenstrom macroglobulinemia.

How did natural selection most likely result in this evolutionary change?

Answers

Natural selection is another way of saying "survival of the fittest" meaning that the organisms better adapted to the habitat will survive. An example of this would be camouflage. Animals who have the ability to camouflage themselves from predators are more likely to live than those who cannot. So... It most likely resulted in evolutionary change because animals needed theses adaptations so over thousands of years, animals who were not able to camouflage now could.

Hope this helps :)))

The Florida Everglades have declined in size and suffered from pollution due to overpopulation. When runoff occurs, a dense growth of algae forms along the water surface. What will be the impact of these algae growths?

A. It contains debris that stimulates the growth of algae. 
B. It contains exotic plant and animal species that stimulate the growth of algae.
C. It contains nitrogen from fertilizer that stimulates the growth of algae. 
D. It contains oxygen that stimulates the growth of algae.

Answers

Answer:

C. It contains nitrogen from fertilizer that stimulates the growth of algae.

Explanation:

Nitrogen and phosphorus are the most used fertilizers in agricultural production.  And when the soil is washed, the water next to the fertilizers ends up in rivers and seas. This generates an overgrowth of algae. At death of the algae the microorganisms that break them down demands a lot of oxigen.  Lack of oxygen dissolved in water leads to the death of numerous aquatic organisms.

The impact of these algae growths is C. It contains nitrogen from fertilizer that stimulates the growth of algae.

From the information given, we're informed that the Florida Everglades have reduced in size and suffered from pollution due to overpopulation.

When runoff occurs, this will bring about a dense growth of algae forms along the water surface. The algae growths contain nitrogen from fertilizer that is vital for stimulating the growth of algae.

Read related link on:

https://brainly.com/question/10308815

In a hypertonic solution the mass of the cell would ________.

Answers

In a hypertonic solution the mass of the cell would loose mass

Answer:

Lose mass

Explanation:

In hypertonic solution ,the concentration of solute is greater outside the cell membrane and less inside the cell membrane.

Osmosis is a process in which solvent moves from less concentrated solution to high concentrated solution through a semipermeable membrane and thus, equalizing the concentration each side of membrane.

When we place the cell in hypertonic solution then the solvent from cell moves out due to osmosis and the cell to shrink.Therefore, the mass would be decrease.

Hence, in hypertonic solution the mass of the cell would be loss .

what is the relationship between biodiversity and number of populations?

Answers

Biodiversity increases as the number of populations grow, because a greater population generally means a more diverse one.

However, this is not always true, so I'm not sure what answer they're looking for.

Biodiversity refers to the variety of life, including the diversity within species, between species, and across ecosystems. The number of populations of a species plays a crucial role in maintaining genetic diversity and ecosystem function, with declines in populations leading to losses in biodiversity and ecosystem stability.

The relationship between biodiversity and the number of populations is quite significant. Biodiversity encompasses the variety of life at all levels, including the diversity within species (genetic diversity), between species (species diversity), and within ecosystems (ecosystem diversity). Populations, which represent groups of interbreeding individuals of the same species, are central to biodiversity as they maintain genetic diversity and contribute to the structure and function of ecosystems.

A single species can have multiple, genetically distinct populations, and it is these populations that often interact with one another and with populations of other species to form a community. The health and resilience of these communities, and thus the entire ecosystem, are closely tied to the strength and variability of its populations. Therefore, a decline in the number of populations can lead to a loss of biodiversity, reducing the provision of ecosystem services and potentially destabilizing the environment.

For example, population declines due to habitat destruction, pollution, or other human activities can lead to a decrease in species diversity, which in turn affects ecosystem function. Likewise, preserving a wide variety of populations can help ensure the stability and continuity of ecosystem services that are crucial for human survival, such as nutrient cycling, climate regulation, and food provision.

Which transports digested lipids and bile across digestive fluids to the surface of mucosal cells?

Answers

Several different mechanisms are responsible for transporting digested lipids and bile across the digestive fluids to the surface of mucosal cells. One example is fatty acids, and another triglyceride and cholesteryl esters. These groups can vary in length and depend on the body's needs.

Answer: micelles

Fat is a common example of lipids. Lipid is a fat like molecule that cannot dissolve in water, as a result fats are accumulated in clusters hence there is a difficulty in fat digestion.As it clumps together. It moves as droplets through the digestive system .By the time fat reaches the small intestine it has not been digested at all so the dietary fat in the small intestine looks like a fairly large globs of fat. These globs remain until the bile that is produced in the liver and stored in the gall bladder mixes with the large fat droplets.


Bile contains bile salts which acts as an emulsifier (breakdown of large fat droplets into smaller droplets) of lipids.



So the bile salts breakup and coat the fat in the small intestine to form much finer droplets these finer droplets have more surface area and this aids digestion because the fat digesting enzyme pancreatic lipase can only act on the surface of fat droplets. when the pancreatic lipase act on the lipid it breaks it down which results in free fatty acids and monoglycerides which are the two digestive products of lipids.



The absorption occurs within the epithelium cells and their transportation is done by fatty acids, and triglyceride.



The eye muscles have a ratio of about _____ axons) per ____ muscle fiber(s

Answers

The IR of the eye muscles is approximately 1 muscle fiber to 1 axon which has a ratio of 1:1. The greater the IR, the bigger the strength is produced by the motor unit. A group of muscles that are innervated by one spinal segment is called a myotome.

What two organs remove dead red blood cells from the body?

Answers

hm, i do not know


maybe it's the liver and kidney


i think yes
It Liver and kidney

The corpora quadrigemina are found in the ________.

Answers

its found in the tectum of the dorsal aspect of the midbrain
Final answer:

The corpora quadrigemina, comprising four small rounded masses of cell-bodies, are located in the midbrain and are involved in processing visual and auditory information.

Explanation:

The corpora quadrigemina are found in the midbrain. The midbrain carries upon its upper surface four small rounded masses of cell-bodies, known as the corpora quadrigemina. These consist of two pairs of bodies: the upper pair (the superior colliculi) are involved with visual processing, and the lower pair (the inferior colliculi) play a role in auditory processing. This structure supports vital functions related to vision and hearing.

Additionally, the midbrain includes the crura cerebri, or cerebral peduncles, on its front and under surface. These peduncles contain nerve fibers that connect the cerebrum with other parts of the nervous system, facilitating the flow of information between the brain's upper and lower areas.

The patient complains of 'stomach pain.' this is known as:

Answers

it is known as dyspepsia
dyspepsia may be the right answer...
hope this helps you

What converts energy and have fluids inside of it

Answers

plasma membrane...........

What are some physical benefits to be gained from weight lifting?

Answers

Have more stamina therefore more ventilation control
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