Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
Explanation:
Carbon dioxide and hydrogen monoxide
Answer: Homeostasis is a resistance to change.
Explanation: There are many other examples of homeostasis in biology, like the pH of blood and the concentration of ATP in a cell.
It would be 100 times greater if you are going from a pH of 5 to 7
Seed travel allows the offspring of a plant to grow farther from their parents. This prevents them from competing with each other over resources.
