The Human Genome Has Not Changed Markedly in the Last

question 31

Multiple Choice

The human genome has not changed markedly in the last century, yet obesity has noticeably increased. This indicates that

• A) environmental factors play an important role in obesity.
• B) obesity is primarily a product of a person's genes.
• C) environmental factors have little impact on obesity.
• D) there is reduced reliance on energy-saving devices.

---

Definitions:

Stratified Cuboidal Epithelium

A type of epithelial tissue consisting of layers of cuboidal cells, found in some ducts of glands, providing protection and involved in secretion.

Sweat Glands

Specialized glands found in the skin that produce sweat as part of the body's mechanism for temperature regulation and excretion.

Simple Cuboidal Epithelia

A type of single-layered epithelial tissue that has cube-shaped cells, commonly found lining glands and ducts.

Cube-Shaped Cells

Epithelial cells that have approximately equal height, width, and depth, resembling the shape of a cube, often found in glandular tissues.