Which of the following is true of biogeochemical cycles?
Choose 1
They ensure that nutrients are only used once by organisms.
They increase the total amount of matter over time.
They create new atoms to replace lost ones.
(D)
They can be affected by human activity.

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

What noticeable trend from this graph might be used to make a conclusion?