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
Answered by Siobhan L. Biology tutor

2901 Views

See similar Biology GCSE tutors

Related Biology GCSE answers

All answers ▸

Describe the hormone changes that occur during a womens menstrual cycle


A recessive allele causes condition X. A heterozygous man and homozygous recessive woman want to have a child. Use a punnet square to determine the probability that the child will have condition X.


Describe how water moves from the soil into a root hair cell


What is meant by the independent and dependent variables? Please give one example of each.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning