Plasma membranes contain all of the following except
a) phospholipids
b) peripheral steroids
c) integral proteins
d) glycolipids

How does the author's purpose in this passage differ from an author writing about her personal struggle living with asthma?

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature about 37 degrees celsius (98.6 degrees f)? describe what might happened the temperature decreased by 10 degrees celsius.

Explain why the plants cortex would serve as the best food source for animals