Females have two X chromosomes while males have one X and one Y chromosome
<span>The determining factor in how well a patient is able to compensate for loss of blood in usually related to how rapidly they are bleeding. The ability or the lack of ability to compensate for blood loss is controlled by a patient's cardiovascular system, but the rate of blood loss is key.</span>
It is true that dead zones in waterways can occur as the result of fertilizer runoff.
He could race multiple cars with different weight added on them and do multiple races (just to be sure) and see if his theory was correct, if not he should right down what he has learned from his experience! :D
-You'll never learn if u don't try ;)
Darwin’s theory and the flow of genetic information and how we evolves for example the primates this is an example of evolution. It is the progress of mankind and for creatures