The first repair of mistakes during DNA replication is made by:
A: the mismatch repair system.
B: excision repair.
C: DNA polymerase.
D: SOS repair.
E: postreplication repair.
Answer: C: DNA polymerase.
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Rachel Carson's book Silent Spring deals with the
A) destruction of polar habitats caused by global warming. B) environmental effects of pesticides. C) effects of lynx predation on snow hare populations. D) fate of tropical rain forests.
Why do bees visit flowers?
A. To maintain a healthy flower population B. To transfer pollen to the carpel C. To collect food and feed it to their larvae D. To help the plant reproduce
In order to help firmly establish DNA as the genetic material, Hershey and Chase performed an experiment using viruses and mice.
Answer the following statement true (T) or false (F)
Some aerobic bacteria lack the Entner-Doudoroff and Embden-Meyerhoff pathways and instead use the pentose phosphate pathway for glycolysis.
Answer the following statement true (T) or false (F)