Biology Homework help please

Biology Homework help please




1. Explain how genes contribute to the variation of traits in living organisms?



2. How does information from DNA get transcribed onto messenger RNA (mRNA)?



3. Give examples both of: a mutation that does change the sequence of amino acids in the encoded protein, and a mutation that does not change the sequence of amino acids.



Thanks in advance!


Additional Details



number 1 is just needed now, I figured out the other too





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