Dexter assists scientists in their work. He enforces environmental safety regulations for machines and equipment. Dexter received a certification from the Certification Board for Sterile Processing and Distribution (CBSPD). What career is Dexter in?

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

The most famous fossil called archaeopteryx is which of the following? a dinosaur a fern a fish a bird

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time