Human somatic cells contain ________ chromosomes.

A) 24, or 12 pairs of
B) 46, or 23 pairs of
C) 92, or 46 pairs of
D) 12, or 6 pairs of
E) 16, or 8 pairs of


B) 46, or 23 pairs of

Anatomy & Physiology

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Which description is true for a primary oocyte?

A) It is arrested in metaphase II. B) It is a mature follicle. C) It is arrested in prophase I. D) It is formed before birth.

Anatomy & Physiology

Mixes food with bile and pancreatic juice. Final enzymatic breakdown of food molecules, main site of nutrient absorption.

What will be an ideal response?

Anatomy & Physiology

Respiratory distress syndrome is caused by lack of __________.

a. mucus b. a surfactant c. an alveolar surface area d. ciliated epithelial cells

Anatomy & Physiology

The atomic number is equal to the number of ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology