Why do some plants in the tundra retain their dead leaves instead of shedding them?
a. the plants absorb the nutrients in the dead leaves.
b. the dead leaves insulate new buds from the cold.
c. the dead leaves protect them from predatory insects.
d. the dead leaves them survive long periods of drought.

Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern's leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon? a. the fern transitioned from gametophyte generation to sporophyte generation. b. the fern grew as a result of mitosis. c. the fern transitioned from sporophyte generation to gametophyte generation. d. the fern grew to be genetically identical to its parent plant.

What is a universal way that predation benefits the predator? predation increases mate availability. predation in defense of space. the predator gets the energy it needs to survive. the predator keeps parasites from hurting the species.

What are the two main phases of a cell cycle