This illustration shows a kind of animal that is a free-living organism
What is the common name of this organism?
planarian
O amoeba
tapeworm
O fluke

Transpiration is the evaporation of water from

Liquid water turns into water vapor at which step in the water cycle

Select the correct answer. which term do biologists use to describe the average number of individuals of a species per unit area? a. carrying capacity b. population density c. minimal viable population d. survivability curve