Explain how all the layers of earth are necessary to create life on the surface?

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."

answer by yourhope:

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in which structure in the nucleus are ribosomes made?

b) nucleolus!

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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