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GrogVix [38]
2 years ago
9

Quiz 4.2.2 what is speciation

Biology
1 answer:
Elan Coil [88]2 years ago
7 0

Answer:

Speciation is the evolutionary process by which populations evolve to become distinct species.

Explanation:

That what it means

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The answer is A, as the protein does not have any affect of the movement of the cologne.
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A checkered hen mates with a checkered rooster. The genes for the checkered trait are codominant in both parents. What are the c
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Answer:

Option D, 75%

Explanation:

Let the genotype of co dominant checkered hen mates and checkered rooster be CcC and CcC

Where Cc – is the allele for chekered skin  

C – is the allele for non chekered skin

Co-dominant allele are those which irrespective of being dominant or recessive are expressed equally.  

The punnet square for the cross between these two would be  

Cc C

Cc CcCc CcC

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3 out of 4 offsprings have chekered allele i.e CcCc, CcC and CcC. Thus, the probability of chekered offsprings would be 75%

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Which of the following statements gives the most fundamental reason why ornithine is unlikely to be found in proteins synthesize
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Answer:

option A

Explanation:

ornithine is a non-protein and non-essential amino acid it is formed in plant by L-glutamate and in animals it is formed during the urea cycle by the catalyzation of arginine which is an enzyme. In vivo ornithine is not found in protein synthesis because it do not have any codon so it can not endoded by DNA but can be synthesized.

Ornithine is a precursor of glutamic acid, proline amino acid and citrulline amino acid

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2 years ago
Star-shaped cells that twine around nerve cells to form a supporting network in the brain & spinal cord is called ____(A) As
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Astrocytes

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