Transgenic Animals Are Currently Produced for Many Different Reasons

Transgenic animals are currently produced for many different reasons. Choose an example of a transgenic animal that currently does not exist.

A) pigs that carry a roundworm gene to produce omega-3 fatty acids
B) dairy cows that carry an Angus cattle gene so that they do not grow horns
C) Atlantic salmon that have been modified to grow twice as fast as normal
D) chickens that have been modified to be able to lay eggs in very hot temperatures