All of the Following Are True of Genetic Drift,EXCEPT

question 29

Multiple Choice

All of the following are true of genetic drift,EXCEPT

• A) changes in allelic frequencies are always random.
• B) changes in allelic frequencies may benefit the population.
• C) changes in allelic frequencies may harm the population.
• D) genetic drift has the greatest influence on large populations.
• E) over time,genetic drift decreases the genetic diversity of a population.

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Definitions:

Cardiac Cycle

The complete sequence of events in the heart from the beginning of one heartbeat to the beginning of the next, including systole and diastole phases.

Diastole

The phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood.

Heart Chambers

The four compartments of the heart including two atria and two ventricles, involved in pumping blood throughout the body.

Cardiac Conduction System

A system of specialized muscle tissues in the heart that initiates and coordinates the contraction of the heart, regulating its rhythm.