"A star at the stage in its life cycle when it stops burning Hydrogen, begins burning bigger elements, and the gas is separating from the core..and
grows much bigger to a large star." What stage in the life cycle does this
describe?

Supernova
Main sequence
Black hole
Red giant or Red supergiant

How do cells grow and reproduce to maintain homeostasis?

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

Is genetic diversity the same as genetic variation?