3) Nucleic acid contains the genetic code.
Hope this helps!
Silent mutations are base substitutions that result in no change of the amino acid or amino acid functionality when the altered messenger RNA (mRNA) is translated.
Answer:
I think it's b because the earth's magnetic field had drastically changed shape and direction in the shape
Answer: C and D
Explanation:
B is talking about cells, so it's not relevant
A has nothing to do with this at all honestly
So C and D are the right answers
Make an observation, form a question, form a hypothesis.