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Lynna [10]
2 years ago
15

A small minute quantity of DNA has been isolated from a 40 million year old plant fossil. You wish to perform gel electrophoresi

s on the sample, but you will have to perform ________ to obtain enough of a samples to pipette into wells on a gel.
Biology
1 answer:
WINSTONCH [101]2 years ago
6 0

It is required to perform a polymerase chain reaction (PCR) to obtain enough samples to pipette into wells on a gel.

<h3>What is a PCR?</h3>

The polymerase chain reaction (PCR) is a technique used in molecular biology to increase the amount of a given fragment of DNA.

This technique (PCR) is fundamental to determine the alleles of a given sample after gel electrophoresis.

In conclusion, it is required to perform a polymerase chain reaction (PCR) to obtain enough samples to pipette into wells on a gel.

Learn more about PCR here:

brainly.com/question/7177771

#SPJ1

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If a tRNA molecule has an anticodon which reads Aug what was the codon of the mRNA molecule
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The answer is UAC.

In the RNA, base complements are adenine - uracil (A-U) and guanine -cytosine (G-C). So, when in the process of translation, anticodons of tRNA pairs with codons of mRNA, the complementary bases will pair. So, adenine in tRNA will pair uracil in mRNA (A → U), uracil in tRNA will pair adenine in mRNA (U → A), and guanine <span>in tRNA will pair cytosine in mRNA (G </span>→ C):
tRNA:      A U G
mRNA:    U A C
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How does the oxygen from inhalation get transferred to the cells of the body?
Novosadov [1.4K]

Answer:

the answer of this question is option B

Explanation:

it transfer from the alveoli in the lungs to the rbc in capillaries which help it move through body

4 0
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How does an ecosystem change during succession?
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B. it has more biodiversity
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Read 2 more answers
What is a simple definition of Natural selection? I do not understand dictionary description.
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5 0
3 years ago
True-breeding flies with singed bristles (s) and normal wings (L) were crossed to true-breeding flies with normal bristles (S) a
mina [271]

Answer:

The correct answer is -

Possible F2 offspring genotypes and phenotypes:

SsLl: normal bristle, normal wing

Ssll: normal bristle, vestigial wing

ssLl: singed bristle, normal wing

ssll: singed bristle, vestigial wing

Explanation:

In this case, the genes 's' and 'L' and genes 'S' and 'l' are linked, they will be passed on to the gamete together.

The cross would be as follows:

F1:

Parents: singed bristles and normal wings   x    normal bristles and vestigial wings

Genotype:          ssLL                                                          SSll

Gametes:             sL                                                             Sl

F1:                      SsLl ( normal bristles and normal wings )        

For F2,

Parents: normal bristles and normal wings    x   singed bristles and vestigial wings

Genotypes:            SsLl                                                         ssll

Gametes:                               SL, Sl, sL, sl

Cross:  

          SL        Sl         sL        sl

sl       SsLl     Ssll       ssLl      ssll

Thus the possible offspring will have -

SsLl: normal bristle, normal wing

Ssll: normal bristle, vestigial wing

ssLl: singed bristle, normal wing

ssll: singed bristle, vestigial wing

4 0
3 years ago
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