The nucleus contains the cells DNA(genetic material) which is basically the recipe for making proteins. mRNA is first transcribed off of DNA and then in translated(by ribosomes) to polypeptides(proteins).
Hi!
Question - How do mutations lead to variation
Answer - B. By producing changes in the genetic code
Why - "In which can create entirely new alleles in a population"
Answer:
*magnetic reversal
*magnetic minerals
*fossils
*sea-floor spreading
Explanation:
so all are right <em><u>EXCEPT </u></em> *continental drift
False. Both adding and taking away an organism affects a food chain.
Answer:
I believe your answer is B. Sorry if I am wrong.
Explanation:
I hope I helped
Have an AMAZING day. :)
