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ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

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What is a gene?

DNA segment
RNA segment
CNA segment
DNA2 segment

Explanation

Answer: A - A gene is a segment of DNA that contains instructions for making a specific protein or proteins required by the human body. DNA is found in succession along the length of chromosomes; humans have 30,000 to 35,000 genes.

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ADA NBDHE Dental Hygienist

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