AP (Advanced Placement) Biology: Questions 538 - 542 of 868

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Question number: 538

» Nervous & Endocrine Systems

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MCQ▾

Question

The mechanism of rapid eye movement is associated with

Choices

Choice (5)Response

a.

Contraction of muscles of eye rapidly

b.

The fear-fight-flight response

c.

Rapid contraction of heart

d.

The sleep-wake cycle

e.

A sudden release of aldosterone

Question number: 539

» Reproductive System & Development

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MCQ▾

Question

Identical twins arise due to

Choices

Choice (5)Response

a.

Fertilization of a single ovum by more than two sperm

b.

Two offspring developed from a single fertilized ovum

c.

Division of a single ovum within uterus to form two secondary oocyte

d.

These twins are joined together in a small area

e.

Independent fertilization of two ovum

Question number: 540

» Molecular Biology of Eukaryotes

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MCQ▾

Question

Environment can impact genetic expression by

Choices

Choice (5)Response

a.

Affecting position of centromeres

b.

Increasing concentration of Non-Histone and Histone proteins both

c.

Increasing length if centromere

d.

Denaturation of histone proteins

e.

Causing DNA methylation

Question number: 541

» Circulatory, Immune & Lymphatic Systems

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MCQ▾

Question

Hematopoiesis is a process that occurs in

Choices

Choice (5)Response

a.

The spleen

b.

The pancreas

c.

The heart

d.

The thymus

e.

Bone marrow

Question number: 542

» Microbiology

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MCQ▾

Question

A fungus classified as an ascomycete would produce

Choices

Choice (5)Response

a.

Asexual spores born on stalks

b.

Spores are like baseball bat

c.

Large, thick-walled flagellated spores

d.

Sexual spores in small sacs

e.

Asexual spores having large vacuole

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