Choose the correct term to complete the sentence.

Humans evolved further in the form of the people who domesticated plants and animals.

A. Neolithic
B. Homo erectus
C. Neanderthals

Crossing over is a method of (blank)?

The function of the excretory system is to control homeostasis and

How do you suppose living conditions differ between the country furthest along in the demographic transition compared to the country earliest in the transition? how would living conditions in these two countries affect both birth and death rates?