Answer:
sandstone, limestone, and shale. These rocks often start as sediments carried in rivers and deposited in lakes and oceans. When buried, the sediments lose water and become cemented to form rock. Tuffaceous sandstones contain volcanic ash.
The right atrium receives all of the systemic venous return Beneath the diaphragm, systemic venous flow enters the inferior vena cava, that is, blood from the abdominal and pelvic regions and the lower limbs.
Answer:
According to Oxford learner's dictionary:
Neuron is defined as
<u>a specialized cell transmitting nerve impulses; a nerve cell.</u>
Answer:
1. growth
2.causes biochemical reactions
3. acts as a chemical messenger that aids communication between your cells, tissues and organs.
4. provides structure
5.maintains proper pH
6. balances fluids in the body.
7.boosts immune health
8. transports and stores nutrients
9. provides energy for you body
Explanation:
By humans breathing . or by pollution .