The structure that controls the movement of materials into and out of cells is the ________.

A. endoplasmic reticulum
B. plasma membrane
C. nucleus
D. cytoplasm


Answer: B

Anatomy & Physiology

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The nerves that supply the lower limbs enter or exit from this area of the spinal cord.

A) brachial plexuses B) cervical enlargement C) cervical plexuses D) lumbar enlargement

Anatomy & Physiology

Tendons and ligaments are classified as ________

A) skeletal muscle tissue B) loose connective tissue C) areolar connective tissue D) dense connective (fibrous) tissue

Anatomy & Physiology

What is the function of the serous fluid?

A) increase friction B) reduce friction C) supplies nutrients to the organs D) absorb shock when the organs move

Anatomy & Physiology

What is the relationship between glucocorticoids and testosterone in the reproductive behavior of frogs?

What will be an ideal response?

Anatomy & Physiology