Which of the following required a protein channel (carrier) to allow molecules to cross the cell membrane (plasma membrane)? (Hint: multiple answers) A. facilitated diffusion
B. osmosis
C. active transport
D. diffusion

Match the types of competition to their descriptions

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b.organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.

Jason puts an apple on top of an ice pack in his lunch bag lunch time the temperature of the apple has decreased what happens to the molecules in the apple when the temperature of the apple decreases