The ________ is usually the largest organelle in a eukaryotic cell. It contains the genetic material of the cell, which directs cellular activity

A) nucleus
B) mitochondrion
C) lysosome
D) Golgi apparatus


A

Anatomy & Physiology

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A protein deficiency may be accompanied by edema because of

A) a decrease in plasma proteins and therefore a decrease in colloid osmotic pressure. B) lack of sufficient water in the diet. C) vasodilation of capillaries throughout the body. D) an increase in blood pressure.

Anatomy & Physiology

The respiratory membrane consists of

A) two thicknesses of epithelial cells and basement membranes. B) two thicknesses of epithelial cells. C) a single thickness of epithelial cells. D) a single thickness of epithelial cells and a basement membrane.

Anatomy & Physiology

In the second-messenger system, what serves as the first messenger?

A) cyclic AMP (cAMP) B) DNA C) ATP D) the hormone E) mRNA

Anatomy & Physiology

Rods and cones have a G protein called ____________________

Fill in the blank(s) with correct word

Anatomy & Physiology