Color Blindness Is a Sex-Linked Trait

question 76

Multiple Choice

Color blindness is a sex-linked trait. As such, if a child is color blind, we can be assured that the child's genotype includes:

• A) a recessive gene on the X chromosome inherited from his mother
• B) a dominant gene on the X chromosome inherited from his mother
• C) a recessive gene on the Y chromosome inherited from his father
• D) a dominant gene on the X chromosome inherited from his father

---

Definitions:

Joint Stabilization

A surgical or non-surgical approach used to restore stability to a joint following injury or due to chronic instability.

Antigravity Muscles

Muscles that work against the force of gravity to help us stand, walk, and maintain posture.

Synergistic Muscles

Groups of muscles that work together to cause the same movement.

Antagonistic Muscles

Muscles that work in pairs, with one muscle contracting while the other relaxes to create movement.