A Mutation on Gene X That Overrides the Effect of a Previous

question 5

Multiple Choice

A mutation on gene X that overrides the effect of a previous mutation on gene Y is called what?

• A)reverse mutation
• B)intragenic suppressor mutation
• C)intergenic suppressor mutation.
• D)neutral mutation
• E)forward mutation

---

Definitions:

Atlanto-occipital

Relating to the joint between the atlas (first cervical vertebra) and the occipital bone of the skull, allowing for nodding and head rotation movements.

Hyperextension

An excessive straightening movement of a limb or body part beyond its normal range of motion, often resulting in injury.

Extension

A movement that increases the angle between body parts, typically referring to a joint or limb.

Circumduction

A circular movement of a body part, such as a ball-and-socket joint or the eye, enabling it to move in a circular manner in any direction.