Question

Of all the modes of selection, directional selection is the only one that causes a change in the mean value of a trait.

True

False

The first land plants evolved after the Cambrian explosion.

True

False

Natural selection creates variation among individuals.

True

False

A theory can be tested based on data from a single comprehensive, well-designed experiment.

True

False

Heterozygote advantage should be closely associated with balancing selection.

True

False

Natural selection causes individuals to evolve.

True

False

The great diversification of animals occurred during the Cambrian explosion.

True

False

When a population’s allele frequencies deviate from Hardy-Weinberg Equilibrium, it means that no evolution can occur.

True

False

Inbreeding changes allele frequencies by increasing the number of homozygous individuals in a population.

True

False

According to the principle of parsimony, similarity due to common ancestry should be more common than similarity due to convergent evolution.

True

False

Answer 1