1.1 Write out the base sequence of the complimentary strand of DNA for the following DNA sequence (ATGGCTACG) (2 marks). 1.2 How many amino acids does the DNA sequence code for? (1 mark)

1.1 Answer: TACCGATGC (T is complimentary to A and C is complimentary to G)1.2 Answer: 3 amino acids (3 DNA bases code for 1 amino acid and there are 9 DNA bases in the sequence (9/3=3))

SL

Related Biology GCSE answers

All answers ▸

What does a vaccine contain?


What is the function of bile in digestion?


What is the difference between competitive and non-competitive inhibition


Compare the structure of a eukaryote and prokaryote cell.