Compose 400 words or more discussion to respond the following:

What food substances produce the most energy? Why are dietitians concerned with saturated and unsaturated fatty acids? List the three main structural components of a typical cell? Name as many passive processes that transport substances across a cell membrane as you can. How are they alike? How are they different?

Read your partners posts and reply to at least two of them:  What do you think is correct or incorrect about your partner’s choices.