1. Introduction to Biology

Which of the following is true of natural selection?

Evolution through natural selection will occur most rapidly for populations of plants that:

Charles Darwin's theory of evolution by natural selection explains all of the following EXCEPT:

You read a blog that states, 'A squid's eye has been perfectly designed to see in the dark depths of the ocean.' Draft a paragraph that responds to the blog's use of the phrase 'perfect design' by citing an example discussed in this chapter.

Which of the following is not consistent with evolutionary theory? a. All living organisms share a common ancestor; b. The environment affects which organism survives to reproduce; c. Natural selection always favors the same traits, regardless of environment; d. Humans are not necessarily the best adapted organisms.