Central to Darwin's ideas on evolution is the observation that __________.
a. populations have limited potential for growth
b. creatures within a species all tend to look identical
c. nature is full of variation
d. artificial selection bears no resemblance to natural selection
Question 2
Why does the term survival of the fittest not properly describe natural selection?
a. Survival of the fittest is a term to describe artificial selection.
b. In biological terms, fitness is a measure of reproductive success.
c. Natural selection applies only to some organisms, whereas survival of the fittest applies to all organisms.
d. Survival of the fittest is a better way to describe evolution than natural selection.
Genetic control of eye evolution.
Horse evolution.
Roles of the central and peripheral nervous systems.
The age structure of human populations in West Africa and Western Europe, as of 2000.
Four hypotheses on how populations might relate to one another along an environmental gradient.
RNA and Protein Evolution