Science is the systematic exploration of _______ about everything in the physical universe.
_______ caused the end of the nomadic lifestyle of ancient humans.
Anthropology and psychology help us organize how humans _______.
The _______ is a process often used by scientists to help them solve problems.
Before a scientific paper is published, it has to go through a/an _______ process.
Biology is the study of _______.
For DNA to be passed on to a later generation, an organism must _______.