Oxygen locks onto a molecule called hemoglobin in the red blood cells. The newly oxygenated blood leaves the lungs through the pulmonary veins and heads back to the heart. It enters the heart in the left atrium, then fills the left ventricle so it can be pumped into the systemic circulation.
C. have to use binary fission to divide.
Too much exercise can<span> lead to injuries, exhaustion, depression, and suicide. It </span>can <span>also </span>cause<span> lasting physical harm. Your adrenal gland, pumping out hormones as you pound the pavement, </span>can<span> only produce so </span>much<span> cortisol at a time</span>
Answer:
True.
Explanation:
All of the oceans are connected so it makes 1 big ocean. There are 5 sub-oceans. Brainliest pls
Answer:
The rising temperature will increase the rate of anaerobic respiration, up to a point. Beyond that the heat will start putting a stress on the organismand the rate will go down. More heat will eventually kill the organelles.
