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Ivahew [28]
3 years ago
15

Where do scientists obtain primers to be used in pcr and in this technique answer?

Biology
1 answer:
Llana [10]3 years ago
6 0
<span>In order to happen DNA synthesis of a wanted portion of DNA in laboratory, the DNA polymerases that preform that synthesis need to have a an existing strand of nucleotides already in order to attach new DNA nucleotides. To that existing strand of nucleotides we call primer. In a lab, scientists synthesize DNA primers through specific sequences that bind to other sequences of a single-thread DNA molecule and these are the primers commonly used to perform PCR.</span>
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Ilya [14]

Answer:6

Explanation:

6 molecules of carbon dioxide are required, one for each carbon atom in glucose. 6 molecules of oxygen are produced as a by product of water oxidation. Sunlight provides the free energy needed to make the endergonic pathway proceed.

7 0
3 years ago
The presidency was created by article ________ of the us constitution.
iren [92.7K]

Answer:

article 2

Explanation:

Article Two of the United States Constitution establishes the executive branch of the federal government, which carries out and enforces federal laws.

6 0
3 years ago
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koban [17]

Answer:

C. They lose their gills

Explanation:

They lose their gills but grow lungs

7 0
3 years ago
What is deffusion and give me an example
LUCKY_DIMON [66]
Ex. Air freshener.
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5 0
3 years ago
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Tom [10]

Answer:

B) Tissue is made of different types of cells.

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5 0
2 years ago
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