Answer:
B. air pressure increases
Explanation:
Think of it like this, the lower you are, the more air is above you. The higher ur elevation, the less air above you. I hope this can help!
Division of body cells results in a greater variety of traits
We will all die because we need oxygen that the plants give is
The answer to this question is Gene
Circulatory system:
--The circulatory system is also known as the cardiovascular system.
-- It is composed of the heart, blood, blood vessels and also includes the lungs.
The primary function of the circulatory system to distribute oxygen, nutrients, hormones and other gases to cells of the other body systems. It delivers all the necessary components needed for all the cell activities. Without the circulatory system, we would not be alive.
It is our blood that carries these necessary nutrients, hormones, and oxygen. All these components trigger certain processes that keep other organs functioning. It also plays a role in eliminating waste by carrying them to the necessary organs that will filter them out. Without a way to dispose of waste, the body will eventually die.
