How do the shapes of the face, forehead, and teeth differ between the
various species?

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."

true is the final answer!

the answer is otpion c) understanding

he wants to be heard one more time. he wants to be understood. he needs the truth one more time.

"do a testcross with a homozygous recessive plant."