Active Transport
Passive
Transport
Both
osmosis
exocytosis
maintains
homeostasis
within cells
ОООООО
requires the
use of ATP
ООООО

diffusion
uses protein
channels in
the cell
membrane
o
( O

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

What are they five steps of cloning?