13. The worst problem a person with no pancreas would face would be
A. inability to neutralize stomach acid
B. inability to digest proteins
C. inability to absorb carbohydrates
D. inability to emulsify liquids

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

What is the name for a substance formed in a chemical reaction

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca