Cell [Subject SAT (College Board) Biology]: Questions 66 - 71 of 192

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Question number: 66

Cell
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Question

MCQ▾

A somatic cell dividing mitotically, undergoes karyokinesis but fails to undergo cytokinesis. The resultant will have

Choices

Choice (5)Response

a.

2 diploid nuclei

b.

1 diploid nuclues

c.

2 haploid nuclei

d.

1 tetraploid nucleus

e.

Question does not provide sufficient data or is vague

Question number: 67

Cell
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Question

MCQ▾

How many successive generations of mitosis must occur to produce 256 cells?

Choices

Choice (5)Response

a.

7

b.

128

c.

256

d.

8

e.

All of the above

Question number: 68

Cell
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Question

MCQ▾

In plant cells, division of cytoplasm occurs by

Choices

Choice (5)Response

a.

Invagination

b.

Furrowing

c.

Cleavage

d.

Cell plate

e.

All of the above

Question number: 69

Cell
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Question

MCQ▾

Which of the following is not true for Escherichia coli?

Image of Escherichia coli

Image of Escherichia Coli

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Choices

Choice (5)Response

a.

It lacks true nucleus

b.

It occurs in human intestine

c.

Recombination of gene occurs through transformation, conjugation and transduction

d.

It is diploid

e.

None of the above

Question number: 70

Cell
Edit

Question

MCQ▾

Karyokinesis differs from cytokinesis as it involves divison of

Choices

Choice (5)Response

a.

Cell

b.

Nucleus

c.

Nucleus and cytoplasm

d.

Cytoplasm

e.

All of the above

Question number: 71

Cell
Edit

Question

MCQ▾

Sickle cell anemia is caused by a change in the amino acid sequence of the two beta chains in the hemoglobin molecule. How many amino acids have been changed in each beta chain, compared to normal hemoglobin?

Choices

Choice (5)Response

a.

5

b.

10

c.

100

d.

1

e.

None of the above