AP (Advanced Placement) Biology: Questions 787 - 789 of 868

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Question number: 787

» Genetics

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MCQ▾

Question

This statement describes best relationship between carcinogenesis to mutagenesis

Choices

Choice (5)Response

a.

Both terms stand differently.

b.

Mutagenesis precedes carcinogenesis.

c.

Carcinogenesis precedes mutagenesis.

d.

Both terms similar.

e.

Both terms explain contact inhibition.

Question number: 788

» Digestive & Excretory Systems

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MCQ▾

Question

Which of the following statement describes the functioning of the stomach?

Choices

Choice (5)Response

a.

Gastrin stimulates pancreatic acini cell to secrete enzymes.

b.

The lining of the stomach is smooth to increase absorption of nutrients and water.

c.

Duodenal ulcers may become colonized with bacteria that prevent healing.

d.

Food enters the stomach through the pyloric sphincter.

e.

Food is mechanically processed into Chyme for three to four hours.

Question number: 789

» Reproductive System & Development

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MCQ▾

Question

Correct sequence of development of sperm is

Choices

Choice (5)Response

a.

Primary spermatocyte secondary spermatocyte Sertoli cell spermatid spermatogonium

b.

Secondary spermatocyte Sertoli cells primary spermatocyte spermatogonium spermatid

c.

Sertoli cells spermatogonium primary spermatocyte spermatid

d.

Spermatid primary spermatocyte → spermatogonium secondary spermatocyte Sertoli cell

e.

Sertoli cell spermatogonium primary spermatocyte secondary spermatocyte spermatid

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