Exam 3: Cell Structure and Function

Repolarization of a neuron after a depolarizing action potential is due to

The lipid bilayer of the plasma membrane has low permeability to charged and polar molecules.

Match the following terms with the descriptions below (not all letters will be used). -Processes and "addresses" proteins for export

Proteins made on the rough endoplasmic reticulum are transported to the cell's cytoplasm.

The human genome contains about 30,000 genes.

Activation of the enzyme adenylyl cyclase by a stimulatory G protein results in the formation of

Excitable cells are able to conduct action potentials because they have

The resting membrane potential in nerve and skeletal muscle is determined primarily by

The primary purpose of glycolysis is to

Match the following terms with the descriptions below (not all letters will be used). -Transmits information about cell configuration to the nucleus