Which statement about the labeled structures is correct?

a
they normally can be seen without magnification.

b
they can survive outside the cell.

c
they carry on life activities within the cell.

d
the cause disesae within the cell.

Microorganisms aren’t all decomposers; in fact, many act as producers or primary consumers in an ecosystem. how do microorganisms that act as producers benefit the rest of an ecosystem in terms of energy transfer? what about microorganisms that act as primary consumers?

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time