Lack of proper education and knowledge ,,
due to not taking any responsibilty
absent of nutrients food
Answer:
y chromosome is responsible to determined the sex of the child
x chromosome don't determined the Sex of the child
Doing aerobic exercise benefits the entire cardiovascular system simply by making it work at a high rate of efficiency. The heart pumps harder, the arteries contract, blood flows,and metabolism takes place at an increased rate...
<span>The benefits of aerobic exercise are many brain functions even improves.</span>
