In pea, round (r) is a dominant trait, and wrinkled (r) is a recessive trait. which combination would result i wrinkled seeds a. rr b. rr c. rr d. ww

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

Which of these correctly describes the difference between processes that take place in prokaryotic and eukaryotic cells?

24. how are vaccines used to keep people healthy?