Genetics and Evolution [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 50 - 55 of 282

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Question 50

Question MCQ▾

Which of the statement is correct?

Choices

Choice (4)Response

a.

Each test cross is a back cross.

b.

Test cross and back cross tests have the same meaning.

c.

Each back cross is a test cross.

d.

Reappearence of similar characters in a test cross is called a back cross.

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Question 51

Question MCQ▾

Which form of DNA is most heterogeneous?

Choices

Choice (4)Response

a.

hnRNA

b.

rRNA

c.

tRNA

d.

mRNA

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Question 52

Question MCQ▾

Which one of the following is called polynucleotide joining enzyme?

Choices

Choice (4)Response

a.

Ribonuclease

b.

Polymerase-II

c.

Polymerase-I

d.

Ligase

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Question 53

Question MCQ▾

A self-fertilizing trihybrid plant forms

Choices

Choice (4)Response

a.

8 different gametes and 16 different zygotes.

b.

8 different gametes and 64 different zygotes.

c.

8 different gametes and 32 different zygotes.

d.

4 different gametes and 16 different zygotes.

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Question 54

Question MCQ▾

If the base sequence in one polynucleotide series of DNA is G-C-A-T-G, what shall be the sequence in the replicated complementary strand?

Choices

Choice (4)Response

a.

G-C-A-T-C

b.

C-G-T-A-C

c.

G-C-A-T-G

d.

A-T-G-C-G

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Question 55

Question MCQ▾

The alleles are

Choices

Choice (4)Response

a.

Genes present in allosomes.

b.

Genes governing eye characters.

c.

A pair of genes governing a specific character such as tallness or dwarfness.

d.

Multiple forms of genes.

Edit