An example of something that is biodegradable is a leaf in a compost pile.
a. true
b. false

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants.d. selecting individuals at random.

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

A(n) is a molecule influences the way that a molecule reacts.