Biomolecules-Nucleic Acids [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Chemistry]: Questions 1 - 8 of 12

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Question 1

Question MCQ▾

Which of the following pyrimidine derivaties are leave barn?

Choices

Choice (4)Response

a.

Thymine

b.

Cystosine

c.

Uracil

d.

All a., b. and c. are correct

Edit

Question 2

Question MCQ▾

In deoxyribonucleic acid the sugar is?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 3

Question MCQ▾

Which of the following statement is not true?

Choices

Choice (4)Response

a.

Glucose does not give test

b.

has intermolecular

c.

Glucose, manose and fructose from identical Oxone

d.

Two stands in DNA are not identical

Edit

Question 4

Appeared in Year: 2014

Question MCQ▾

The configuration of carbon atoms in D-ribose, respectively are (CSIR December)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 5

Question MCQ▾

The base present in DNA, but not in RNA is

Choices

Choice (4)Response

a.

Thymine

b.

Uracil

c.

Adenine

d.

Guanine

Edit

Question 6

Question MCQ▾

Mutation of DNA occurs due to changes in the sequence of one of the following?

Choices

Choice (4)Response

a.

Phosphate units

b.

Bases

c.

Ribose units

d.

Sugar units

Edit

Question 7

Question MCQ▾

A gene is a segment of a molecule of

Choices

Choice (4)Response

a.

m-RNA

b.

Protein

c.

t-RNA

d.

DNA

Edit

Question 8

Question MCQ▾

In DNA the complementary bases are

Choices

Choice (4)Response

a.

Adenine and thymine; guanine and uracil

b.

Adenine and thymine; guanine and cytosine

c.

Uracil and adenine; cytosine and guanine

d.

Adenine and guanine, thymine, and cytosine

Edit