The average length of life of members of a species is called
A)life span.
B)life expectancy.
C)life cycle.
D)lifetime.

Question

Quizplus · Accepted Answer

Life expectancy is the average length of time a member of a species is expected to live based on current mortality rates. Life span refers to the maximum potential length of life for a species, while life cycle refers to the various stages of development and reproduction throughout an organism's life. Lifetime is a general term referring to the entire duration of an organism's existence.

The Average Length of Life of Members of a Species