On Day 21 Following Fertilization, the Paired Endocardial Tubes Unite

question 67

True/False

On day 21 following fertilization, the paired endocardial tubes unite to form the primitive heart tube.

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Definitions:

Cocaine

A powerful and illegal stimulant drug derived from the leaves of the coca plant, which affects the central nervous system, producing feelings of euphoria, increased energy, and alertness.

Coca-Cola

A multinational beverage corporation best known for its flagship carbonated soft drink.

Confederate Soldiers

Individuals who served in the military forces of the Confederate States of America during the American Civil War.

Barbiturate

A class of drugs derived from barbituric acid, used as sedatives and hypnotics.