Discuss two benefits of multicellular organisms having some specialised cells rather than all the cells being the same

What does fi stand for in the fitt-vp principle of exercise prescription?

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

Recognizing your emotions is an important first step toward a. dealing with them in a healthy way b. acting on them immediately c. using defense mechanisms to deal with them d. denying that they exist