genome

Question 1

Suggest and explain how the viruses became able to infect other species
of frog.

Answer 1

Mutation of DNA in virus
change tertiary structure
complimentary to other species of frogs receptors

Question 2

Name two techniques the scientists may have used when analysing viral
DNA to determine that the viruses were closely related.

Answer 2

1. polymerase chain reaction
   2.gel electrophoresis

Question 3

Determining the genome of the viruses could allow scientists to develop a
vaccine.
Explain how.

Answer 3

• identify proteins using proteome form genome
• potential antigens

Question 4

Explain why the antibody binds to the transcription factor.

Answer 4

transcription factor has a specific tertiary structure complementary to antibody