Brainstorm why you think you are creating DNA profiles for Anna, Eric, and Dominique only in addition to the blood found at the scene. Why are you not creating DNA profiles for all persons of interest?

What type of genetic drift would be simulated if all the beans that were not selected died out?

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.