Why would scientists want to clone cows? *
a. To produce cows with genetic variation.
b. To produce adult cows instead of having to raise baby cows.
c. To produce cows with the same strong, healthy genes as a parent cow.
d. To replace chickens and goats, which are harder to clone.




Scientists want to genetically engineer corn plants to be immune to corn diseases. What might happen as a result?

a. Corn plants would be less likely to reproduce.
b. An increase in corn plants dying from diseases.
c. This would cause ears of corn to be smaller.
d. This would allow an increased production of corn.