Answer:The brainstem has an ectodermal origin and is composed of 4 parts: the diencephalon, mesencephalon, pons, and medulla oblongata.
Explanation:
Even im not giving the result, i can tell you how to do it: Since time period is given as 6, we can calculate it's:
<span><span>R(t)=0.89sin(<span>π3</span>∗1.5)
Please do the calculations and you will get your answer. Hope it helps</span></span>
Capillaries are generally arranged in masses known as capillary beds. The number of capillaries in a capillary bed depends on the tissue of organ supplied.
Drugs alter the mind and cause individuals who take them to preform impulsive actions, take higher more dangerous risks, and pose a threat to individuals around them so i would say experimenting with illegal drugs puts the risk to everyone at high extent