Answer:
ice on the tundra or soil that is always frozen
Explanation:
The correct answer is B. Natural selection occurs through generations and is in which organisms best suited to their environment survive.
Answer:
To increase amount of oxygen needed in the body to get rid of lactic acid that accumulates in the body tissues
Explanation:
During exercise the body respires anaerobically causing the person to breathe faster to increase the supply of oxygen needed in the body
One can stimulate a baby to breathe by slapping his butt or by flicking the soles of his feet. This is normally done in order to stimulate a baby to take his first breath through the process of crying. Crying will force the baby to take his first breath and at the same time, it will enable the lungs and the airways to be cleared of liquid substances.
