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Usimov [2.4K]
3 years ago
12

Why is it necessary to have a primer on each side of the DNA segment to be amplified?

Biology
1 answer:
polet [3.4K]3 years ago
7 0
To know where to start and to have a model to follow
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NEED HELP PLEASE as soon as possible
Stells [14]

B. is the correct answer

8 0
3 years ago
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Label the main steps in the cellular respiration model?
Angelina_Jolie [31]

Step 1: Glycolysis. In glycolysis, glucose—a six-carbon sugar—undergoes a series of chemical transformations. In the end, it gets converted into two molecules of pyruvate, a three-carbon organic molecule. In these reactions, ATP is made, and \text{NAD}^+NAD  +  N, A, D, superscript is converted to {NADH}NADHN, A, D, H.

Step 2:Pyruvate oxidation. Each pyruvate from glycolysis goes into the mitochondrial matrix—the innermost compartment of mitochondria. There, it’s converted into a two-carbon molecule bound to Co-enzyme A, known as acetyl CoA. Carbon dioxide is released and NADH is generated.

Step 3:Citric acid cycle. The acetyl CoA made in the last step combines with a four carbon molecule and goes through a cycle or reaction, ultimately regenerating the four carbon starting molecule.


7 0
3 years ago
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Can Someone Please answer this, I need help.
Serga [27]

Answer:

i would just say the average amount of time it takes is about 5 mins and 30 secs. well it depends on the temperature of the water as well. if the water is cold it will boil faster (and its weird but true.). but yea maybe the time it took 7:05 it was luke warm water. i hope this helps.

Explanation:

i explained it? eh.

7 0
3 years ago
A plant cell is placed in distilled water, as shown in the figure. There is a net uptake of water by osmosis, causing the cell t
Korvikt [17]

Answer:

The water potentials (Ψ) of the cell and its surroundings are the same.

Explanation:

When a cell is kept in hypotonic surroundings such as distilled water, the osmotic movement of water occurs towards the cell. The entry of water makes the cell swell up and it becomes turgid. Water potential is determined by solute and pressure potentials mainly. Here, the solute potential of the cell and the distilled water was different resulting in differences in their respective water potential values which in turn served as a driving force for endosmosis.

When the cell is fully turgid, the solute concentration of the cell and the surrounding distilled water become equal to each other. Under these conditions, the water potential of the cell and distilled water are the same.

7 0
3 years ago
Which of the following statements about 2,3-bisphosphoglycerate (BPG) binding is FALSE?
Kitty [74]

Answer:

The answer is C. BPG aids oxygen delivery to tissues by increasing the affinity of myoglobin for oxygen

Explanation:

The 2,3-bisphosphoglycerate (BPG) which can also be referred to as the 2,3 - di phosphoglycerate , is being produced by the red cells and has the ability to deoxygenate hemoglobin. This is because , his accumulation results to a decrease in the affinity for oxygen, this means that , it will convert hemoglobin to a low oxygen affinity state.

In this case, comparing the options given, it will be concluded that, 2,3  -biphosphoglycerate {BPG} does not aids the delivery of oxygen to tissues, but  decreases the affinity of oxygen, which deoxygenate hemoglobin, and causes the concentration of the carbon dioxide to increase.

8 0
3 years ago
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