Answer:
Your body's pH balance, also referred to as its acid-base balance, is the level of acids and bases in your blood at which your body functions best. The human body is built to naturally maintain a healthy balance of acidity and alkalinity.
Explanation:
The electrochemical impulse is composed of an action potential travelling from the dendrite to the cell body to the axon of the neuron. The main neurotransmitter is acetylcholine which is released at either the synapse or the neuromuscular junction.
Answer:
air is drawn into the lungs
lungs expand
the muscles between the ribs contract to move the ribs up and down
air pressure in the chest cavity decreases
the diaphragm contracts and flattens
<span>The question is asking us to continue the sentence in: Biology and geology are two very different sciences, but biologists and geologists use scientific knowledge in the same way. These scientists both use scientific knowledge to... First, Geologists don't work with humans specifically, so we can reject answer D) Similarly, we reject answer B because it's only geologists who investigate Earth's different layers. Option C is again only true for one of the groups: the biologists! So the correct answer is A. answer questions and solve problems affecting the natural world.</span><span />
