Genetics and Evolution-Evolution [NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 1 - 6 of 14

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Question number: 1

» Genetics and Evolution » Evolution » Biological Evolution and Evidences for Biological Evolution

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MCQ▾

Question

Animal which remains male initially, then changes to female (Tapeworm proglottids) is called

Choices

Choice (4)Response

a.

Protandrous

b.

Apomixes

c.

Profixation

d.

None of the above

Question number: 2

» Genetics and Evolution » Evolution » Human Evolution

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MCQ▾

Question

Polydactyly in man is due to

Choices

Choice (4)Response

a.

Sex-linked dominant gene.

b.

Autosomal dominant gene.

c.

Autosomal recessive gene.

d.

Sex-linked recessive gene.

Question number: 3

» Genetics and Evolution » Evolution » Human Evolution

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MCQ▾

Question

Which of the following is not X-linked recessive?

Choices

Choice (4)Response

a.

Haemophilia- A

b.

Colour blindness

c.

G-6 PD deficiency

d.

b -Thalassemia

Question number: 4

» Genetics and Evolution » Evolution » Natural Selection

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MCQ▾

Question

Albinism is known to be due to an autosomal recessive mutation. The first child of a couple with normal skin pigmentation was an albino. What is the probability that their second child will also be an albino?

Choices

Choice (4)Response

a.

25%

b.

75%

c.

100%

d.

50%

Question number: 5

» Genetics and Evolution » Evolution » Natural Selection

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MCQ▾

Question

A mutation is most likely to have a selective advantage in evolution if

Choices

Choice (4)Response

a.

The environment remains stable.

b.

It affects dominant genes.

c.

It affects recessive genes.

d.

If affects whole chromosomes.

Question number: 6

» Genetics and Evolution » Evolution » Natural Selection

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MCQ▾

Question

Given below is the representation of a kind of chromosomal mutation

What kind of mutation is represented?

Choices

Choice (4)Response

a.

Inversion

b.

Deletion

c.

Reciprocal translocation

d.

Duplication

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