AP (Advanced Placement) Biology: Questions 773 - 777 of 868

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Question number: 773

» Digestive & Excretory Systems

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MCQ▾

Question

Kidneys perform all these function except

Choices

Choice (5)Response

a.

Excreting wastes and toxic substances

b.

Maintaining fluid balance and blood pressure

c.

Contributing to homeostasis

d.

Maintaining body fluid pH

e.

Disposing of bilirubin through the urine

Question number: 774

» Genetics

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MCQ▾

Question

Genetic disorder in which mutation takes place in an ion channel protein is________.

Choices

Choice (5)Response

a.

Hemophilia

b.

Cystic fibrosis

c.

Alkaptonuria

d.

Sickle cell anemia

e.

Phenylketonuria

Question number: 775

» Nervous & Endocrine Systems

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MCQ▾

Question

The real difference between endorphins and enkephalins is

Choices

Choice (5)Response

a.

One group is larger in size than the other.

b.

One is found in humans and the other one is in lower animals.

c.

Both are neurotransmitters.

d.

Both are involved in referred pain and visceral pain

e.

They have different effects on the body.

Question number: 776

» Reproductive System & Development

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MCQ▾

Question

Structure involved in ectopic pregnancy is

Choices

Choice (5)Response

a.

Fallopian tube

b.

Vagina

c.

Myometrium

d.

Endometrium

e.

Vulva

Question number: 777

» Circulatory, Immune & Lymphatic Systems

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MCQ▾

Question

The specificity of an antibody is determined by

Choices

Choice (5)Response

a.

Clonal selection by macrophages within the bone marrow

b.

Plasma cells which form antibodies

c.

Random gene rearrangements within B-cell progenitors

d.

B-cell response with foreign antigens

e.

B-cell response in lymph organs

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