Hershey and Chase Used Labeled DNA and Protein to Determine

question 44

True/False

Hershey and Chase used labeled DNA and protein to determine that DNA is the genetic material in bacteria.

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Definitions:

Precapillary Sphincter

A band of smooth muscle that regulates blood flow into the capillaries, largely controlling the microcirculation.

Action Potentials

Electrical impulses that travel along the membrane of a nerve or muscle fiber, initiating activity or movement.

Coronary Sinus

Short trunk that receives most of the veins of the heart and empties into the right atrium.

Cardiac Veins

Blood vessels that return deoxygenated blood from the myocardium (heart muscle) to the right atrium.