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What best describes these three molecules?
They are not isomers.
They are structural isomers.
They are geometric isomers.
They are both structural and geometric isomers.

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."

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

not only is it colder, it also becomes darker, less salty, and more dense.