Correct Option (b)
Reason : Over 95% of all existing transgenic animals are mice. Animals that have their DNA manipulated to possess and express an extra (foreign) gene are known as transgenic animals, e.g. rats, rabbits, pig, sheep, cows, fish, etc.
Correct Option (b) Reason : Over 95% of all existing transgenic animals are mice. Animals that have their DNA manipulated to possess and express an extra (foreign) gene are known as transgenic animals, e.g. rats, rabbits, pig, sheep, cows, fish, etc.