Question

xyy individuals are usually __________. a super males b sterile females c males with speech and reading problems d nonexistent

Explanation:

Individuals with XYY syndrome are male. They are often referred to as "super males" due to having an extra Y chromosome. Females have XX chromosomes (so B is wrong). While some may have learning issues, the common term is "super males". XYY individuals do exist (so D is wrong).

Answer:

A. super males