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 ▸

Why does a dominant allele mean a higher probability that offspring are affected by a disease?


How do we inherit certain genes?


Discuss how your body responds to a stimuli


What is the difference between osmosis and diffusion?