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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