Lcul
science and society
key concepts
choose the letter of the best answer.
1. at the university of florida, you can study at
the college of engineering. which type of
scientist would your professor be?
a. a life scientist
b. an earth scientist
c. a physical scientist
d. a behavioral scientist

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.