AP (Advanced Placement) Biology: Questions 766 - 769 of 902

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Question 766

Question

MCQ▾

Which of the following statement is true for a human male՚s karyotype?

Choices

Choice (5)Response

a.

Banding patterns for all chromosomes is identical.

b.

Banding patterns for all autosomes is identical.

c.

All chromosomes are almost identical.

d.

There are 23 homologous chromosomes.

e.

There are 22 homologous chromosome pairs.

Question 767

Question

MCQ▾

Enzymes for DNA synthesis are manufactured during which stage of the cell cycle?

Choices

Choice (5)Response

a.

M phase

b.

Phase

c.

S phase

d.

phase

e.

Phase

Question 768

Question

MCQ▾

The following statement describes best a proto-oncogene

Choices

Choice (5)Response

a.

Over expression of the gene

b.

It is a normal gene important for growth and regulation

c.

A specific gene sequence that is associated with apoptosis and its regulation

d.

A gene that is present on sex chromosomes

e.

The DNA sequence that contains information for TFII and TFIII

Question 769

Question

MCQ▾

Erythrocytes are best described as

Choices

Choice (5)Response

a.

Degenerated cells that contain hemoglobin

b.

bone marrow – derived cells that forms antibodies

c.

Leukocytes that transport carbon dioxide

d.

lymphocyte-like cells that carry

e.

Thrombocytes that contain copper

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