AP (Advanced Placement) Biology: Questions 484 - 488 of 868

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Question number: 484

» DNA and Protein Synthesis

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MCQ▾

Question

In case of a circular DNA synthesis how many replication forks are observed?

Choices

Choice (5)Response

a.

4

b.

2

c.

1

d.

3

e.

All of the above

Question number: 485

» Digestive & Excretory Systems

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MCQ▾

Question

Which of the following statement is Incorrect with the functioning of small intestine?

Choices

Choice (5)Response

a.

Digestion in the small intestine begins in the jejunum.

b.

The lumen is lined with villi to increase surface area for adsorption.

c.

Peristalsis movement of the small intestine is under control of autonomic nervous system.

d.

Brush bordered epithelial cells are involved in carbohydrate digestion.

e.

Nutrient absorption takes place in the small intestine.

Question number: 486

» Microbiology

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MCQ▾

Question

Genital warts are caused by a

Choices

Choice (5)Response

a.

Protozoan

b.

Bacterium

c.

Fungus

d.

Virus

e.

Nematode

Question number: 487

» Eukaryotic Cell

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MCQ▾

Question

Which of the following component is unable to move across a membrane without facilitation?

Choices

Choice (5)Response

a.

Benzene

b.

Sodium ions

c.

Urea

d.

Water

e.

Oxygen

Question number: 488

» Eukaryotic Cell

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MCQ▾

Question

Interference in cell-to-cell signaling can be caused by

Choices

Choice (5)Response

a.

Defective voltage-gated transport

b.

Antibodies binding to surface proteins

c.

Increased cholesterol content in the cell membrane

d.

A defect in a gene that codes for the cytoskeleton

e.

A defective sodium-potassium pump

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