What Is the Value of Having Transgenic Mice with the Human

Multiple Choice

What is the value of having transgenic mice with the human gene for Huntington's disease (HD) ?

A) The mice can be sacrificed and their brains examined to learn about the early stages of the disease.
B) The mice can be used to screen possible anti-HD drugs.
C) The mice are much more numerous and available for study than human patients.
D) The mice can be used to screen possible anti-HD drugs and are much more numerous and available for study than human patients.
E) All of these.