The process by which certain organisms are more likely to survive and reproduce than other organisms is called

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Talking listening and reacting non verbally are all part of communicating

Explain how the political influence of african americans leaders became weaker.