Over 95% of all existing transgenic animals are:
Answer & explanation
Correct answer: option 1
The correct answer is Option (1)- Mice
Animals that have had their DNA manipulated to possess and express an extra (foreign) gene are known as transgenic animals. Transgenic rats, rabbits, pigs, sheep, cows and fish have been produced, although over 95 per cent of all existing transgenic animals are mice.