Answers - does exercising release endorphins?

What factors influence the input and output of carbon through Earth's spheres? The oceans on Earth act as carbon sinks. The combustion of fossil fuels contributions to an increase in atmospheric carbon dioxide.

A community wants to build an energy source to replace its coal power plant. The planners want it to be safe, renewable, and have a minimal impact on the environment. Choose an energy source for this community.

Select all that apply. Which of the following chemicals are proteins? antibodies starch polysaccharides enzymes nucleic acids

Describe how cells I obtain energy from atp?

Which structure of a flower releases pollen? anther sepal pistil ovary

In nature, organisms mate without human interference. This is called A) artificial selection. B) selective breeding. C) non-random mating. D) random mating. my answar is B

When trees transpire, releasing gaseous water into the atmosphere, they can absorb heat from their environment and cool it down. What property of water is responsible for this activity? A) High heat capacity B) High heat of vaporization C) Adhesion

How do fronts change weather?

Will iv medication continue to flow when disconnected from the pump

What are the major differences between the anterior and posterior pituitary?