FIRST QUESTION!! PLEASE HELP ASAP WILL GIVE BRAINLIEST! PLEASE ANSWER ALL THE QUESTIONS AND GIVE STEPS!!

What do heterotrophic cells need to survive?

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one

The cell membrane controls what enters and leaves the cell. which of the structures in the diagram below is the cell membrane? — f о