Genes on the ___ Chromosome Determine If the Sex of a Child

question 44

Multiple Choice

Genes on the ___ chromosome determine if the sex of a child will be male or female.

• A)X
• B)Y
• C)21st
• D)5th
• E)19th

---

Definitions:

Antifriction Bearings

Bearings designed to reduce friction between moving parts while supporting radial and axial loads, often using balls or rollers.

Bearing

A machine element that constrains relative motion to only the desired motion, reducing friction between moving parts.

Antifriction Bearings

A type of bearing designed to reduce friction between rotating parts by substituting sliding friction with rolling elements, such as balls or rollers.

Roller-Element Bearings

Mechanical assemblies containing rolling elements, such as balls or rollers, placed between two rings to facilitate low-friction movement between them.