Which of the following explains how polar molecules form

D. Electrons are more attracted to one of the atoms involved in a bond.

it would be the percentage of food eaten by the flock

i remember doing this lab

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."