genetic material Flashcards

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1
Q

Suggest one advantage of showing the genetic code as base sequences on mRNA, rather than triplets on DNA.

A

ribosomes assemble polypeptides using mRNA code

OR

DNA has two strands each with a different (complementary) base sequence

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2
Q

What name is given to a group of three bases on mRNA that codes for an amino acid?

A

Codon

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3
Q

suggest the role of the mRNA base triplets UGA, UAG and UAA. of stop codons

A

Stop translation;

  1. Result in detachment of polypeptide chain from ribosome
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