Rabbit A caterpillar eats leaves and is eaten by robins.
Which empty box in the food web above represents
a caterpillar?
A. A
B. B
O C. C
O D. D

c.) polymerase chain reaction

- "unlike the original dna fingerprinting method, dna profiling does not use restriction enzymes to cut the dna. instead it uses the polymerase chain reaction (pcr)? to produce many copies of specific str sequences. pcr is an automated procedure that generates lots of copies of a specific sequence of dna."

bc blah

explanation:

bc blah

b.have there own function.

and after water is usually warmed by the sun the water temperature raises and then evaporates .