AP (Advanced Placement) Biology: Questions 575 - 577 of 868

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Question number: 575

» Molecular Biology of Eukaryotes

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MCQ▾

Question

Which of the following statement best describes the functioning of enzyme RNA polymerase?

Choices

Choice (5)Response

a.

RNAP scans coding strand of DNA from 3′ to 5′ and synthesizes a DNA strand 3′ to 5′.

b.

RNAP scans an mRNA strand and performs translation.

c.

RNAP scans Non-template DNA strand 5′ to 3′ and synthesizes an RNA strand 5′ to 3′.

d.

RNAP scans a template DNA strand 3′ to 5′ and synthesizes an RNA strand 5′ to 3′.

e.

RNAP scans a template RNA strand 5′ to 3′ and synthesizes a DNA strand 3′ to 5′.

Question number: 576

» Skin

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MCQ▾

Question

Which of the following type of skin cancer is the most life-threatening?

Choices

Choice (5)Response

a.

A lymphoma

b.

A melanoma

c.

A basal cell carcinoma

d.

An adenoma

e.

A squamous cell carcinoma

Question number: 577

» Evolution

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MCQ▾

Question

The following statement is NOT true regarding living organisms.

Choices

Choice (5)Response

a.

They take in materials from their surroundings that they use for growth or to provide energy.

b.

They have no need to respond to their natural environment.

c.

They are able to sense and respond to stimuli around them.

d.

They have to get rid of waste products which are result of the many chemical reactions occurring in cells.

e.

They increase in cell number and size.

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