Which describes gas exchange in the respiratory system?
gas exchange happens through diffusion.
gas exchange removes oxygen from the body.
gas exchange occurs between the body’s cells and bronchi.
gas exchange protects the body against foreign invaders.

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles

What is turgor pressure, what causes it, and what does it do for a plant?

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.