An open system in which the growth rate of microorganisms is maintained by adding a nutrient (present in limiting quantities) at the same rate that medium containing microorganisms is removed is called

a ...

What component of the circulatory system is at tissue level

What body system is final control over your breathing

Mutations can occur in different cell types, what are these two types called?

the first 22 pairs of chromosomes are homologous in a normal person is that always true for the 23rd pair of chromosomes?

How does what you eat now affect your health, both now and as you grow older?

In considering the reactions between molecules unique to living systems-carbohydrates, lipids (fats), proteins, and nucleic acids-which molecule does not rely on hydrolysis reactions

What list correctly shows carbohydrates in size from smallest to largest?

How do biotic factors affect the environment?

The part of the brain where planning, language and advanced thought occur is:the hippocampus. the amygdala. the cortex. the hypothalamus.

Which best explains the difference between a ball-and-stick model of a chemical compound and a space-filling model? Ball-and-stick models can show compounds in three dimensions, but space-filling models cannot.