If every 50 years, oxygen levels in the ocean drop by 2%, then how long until all the oxygen in the ocean is gone?

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol