AP (Advanced Placement) Biology: Questions 688 - 691 of 868

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Question number: 688

» Nervous & Endocrine Systems

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MCQ▾

Question

Iodine is an essential element and needed for life because it

Choices

Choice (5)Response

a.

Controls metabolism

b.

Controls sugar levels in the blood

c.

Controls bone growth

d.

Controls membrane permeability

e.

Controls autonomic nervous system

Question number: 689

» Evolution

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MCQ▾

Question

The theory that mitochondria and chloroplast were prokaryotes that started living inside of eukaryotes is known as

Choices

Choice (5)Response

a.

Natural selection

b.

Self-replicating theory

c.

Endosymbiotic theory

d.

Mitochondrial theory

e.

Plastid theory

Question number: 690

» Reproductive System & Development

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MCQ▾

Question

Which is the correct sequence for the development of the CNS during embryogenesis?

Choices

Choice (5)Response

a.

Neural groove neural plate notochord neural tube

b.

Neural plate neural groove notochord neural fold

c.

Notochord neural tube neural groove neural plate

d.

Notochord neural plate neural groove neural tube

e.

Neural plate neural groove neural tube notochord

Question number: 691

» Molecular Biology of Eukaryotes

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MCQ▾

Question

A back mutation may refer to

Choices

Choice (5)Response

a.

Changing a conditional mutation into a substitution mutation

b.

Restoring the original genotype

c.

Changes in DNA which leads into a lethal mutation

d.

Process causing deletion of a segment

e.

Involves changing the genotype of a mutation

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