Question

which of the following is an example of the pattern of evolution?
heredity
descent with modification
natural selection
the inheritance of acquired characteristics
the fossil record of the evolution of modern cetaceans

Explanation:

Evolution is defined as descent with modification. Heredity is the passing - on of traits, natural selection is a mechanism of evolution, the inheritance of acquired characteristics is a discredited theory, and the fossil record of cetaceans is evidence of evolution, not a pattern of evolution itself.

Answer:

B. descent with modification