It's C. RNA uses Uracil in place of Thymine
<span>TGCAAT
</span><span>ACGUUA</span>
It couldn't be analysed chemically because it's chemical composition is to complex. It would be hard for us to analyse them because once it has been removed from the organism, it ends as protoplasm only.
Answer:
pollution of water. or do you mean pollutant in which case would be like garbage or oil spills
Varying frequencies. That’s how we can see different colors, as well as the presence of UV rays, gamma rays, etc. They’re all different frequencies of electromagnetic radiation
