Think b is the right answer
I didn’t see any of the following but I can say that one reason they use it is to record their findings
<span>Transcription is the first step of gene expression, in which a particular segment of DNA is copied into RNA (especially mRNA) by the enzyme RNA polymerase. Both DNA and RNA are nucleic acids, which use base pairs of nucleotides as a complementary language.
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Yes, it is due to the presence of our diet. Meaning a persons digestive system can function non properly if using a different diet or if you have a poor diet, or a diet that does not fit to your body’s standard. So yes a persons digestive system is based on your diet.