Which structure of plant cells helps to maintain homeostasis? a. semipermeable cell membrane

b. chlorplasts

c. large vacuoles filled with food, air, and water

d. tough, rigid cell wall

May someone me with these science questions

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.