The answer is B, fossil fuels take a long time to form and humans use lots of them everyday
Explanation:
For example , black people may be arrested more frequently in part because they experience greater poverty.
Answer:
Female human reproduction is the way how female humans produce.
Parents give half of their genes to their offspring that is why their offspring has some features from their dad and some from their mom
A model organisms is a species that has been widely studied, usually because it is easy to maintain and breed in a laboratory setting and has particular experimental advantages. model organisms are non-human species that are used in the laboratory to help scientists understand biological processes.
(
First part is explaining second part is explaining the uses)
