Answer:
D. The skin
Explanation:
The skin is usually considered as supply-independent for oxygen delivery. The most affected organs and tissues considered as being supply-dependent for oxygen delivery are heart, brain and lungs. These are the most sensitive to oxygen deprivation, being the brain more than the other organs.
Answer:
"<em>Natural selection</em>" or "survival of the fittest" is the biggest driver of evolutionary change.
Answer:
Carbon dioxide and water are examples of matter, and that matter is reformed into glucose through complex chemical reactions. The matter that forms this glucose passes down the food chain in the same way that energy does -- from animal to animal as they eat one another.
