Cell Structure and Function [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 98 - 103 of 460

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Question 98

Question MCQ▾

Which of the following amino acids is not optically active?

Choices

Choice (4)Response

a.

Valine

b.

Leucine

c.

Glycine

d.

Isoleucine

Edit

Question 99

Question MCQ▾

Meiosis is significant because

Choices

Choice (4)Response

a.

It restores the original number of chromosome (after fertilization) .

b.

It occurs only in vegetative cells.

c.

There is doubling of DNA contents in the cell.

d.

it produced identical cells.

Edit

Question 100

Question MCQ▾

The no. of chromosome groups at the equatorial plate in metaphase-I of meiosis in plant with 2n = 50 shall be

Choices

Choice (4)Response

a.

100

b.

30

c.

50

d.

25

Edit

Question 101

Question MCQ▾

The inherent capacity of a cell to regenerate a new whole organism is called

Choices

Choice (4)Response

a.

totipotency

b.

ontogeny

c.

differentiation

d.

phycogeny

Edit

Question 102

Question MCQ▾

The study of chromosomes at meiotic diplotene shows that

Choices

Choice (4)Response

a.

the intimately paired chromosome repel each other and begin to separate.

b.

The pairing of homologous chromosome which had initiated in the earlier stage is completed.

c.

The homologous chromosomes remain united by chiasmata.

d.

All of the above

Edit

Question 103

Question MCQ▾

The cell theory states that

Choices

Choice (4)Response

a.

Cells are the basic structural units of living cell.

b.

All cells are totipotent.

c.

All cells have nuclei.

d.

Cells reproduce by mitosis.

Edit