AP (Advanced Placement) Biology: Questions 841 - 844 of 1309

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Question 841

Question MCQ▾

Sperm are formed in the

Choices

Choice (5)Response

a.

Prostate gland

b.

Seminiferous tubules

c.

Epididymis

d.

Vas deferens

e.

None of the above

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Question 842

Question MCQ▾

A newborn infant has an immature immune system but is initially protected by

Choices

Choice (5)Response

a.

Antibodies passed on from the mother through the placenta

b.

Maternal macrophages occupying fetal lymph nodes

c.

Antibody-producing cells acquired during the birth process from the umbilical cord

d.

Helper T cells passed on from the mother through the placenta

e.

Antibodies passed on from the mother in her breast milk

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Question 843

Question MCQ▾

Which of the following is the best description of a polar body?

Choices

Choice (5)Response

a.

A haploid cell in a secondary follicle that is released at ovulation

b.

A haploid cell that produces primary oocytes

c.

A mature female gamete

d.

A degenerate cell resulting from meiosis

e.

None of the above

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Question 844

Question MCQ▾

The luteal phase of the menstrual cycle is best associated with

Choices

Choice (5)Response

a.

Progressively increasing FSH and LH levels

b.

Menses and uterine proliferation

c.

A spike of estrogen, LH, and FSH

d.

Ovarian follicle maturation

e.

The secretory phase of the uterine cycle

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