An adolescent asks the nurse about peak bone mass. the most appropriate response would be:

Which describes radioactive decay of a substance

Which sentence best expresses the differing opinions of these two book reviews?

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air