Which of the Following Is a Trait Shared by Mammals

question 79

Multiple Choice

Which of the following is a trait shared by mammals and reptiles that is not shared by the other groups of chordates?

• A) an amnion
• B) hair
• C) mammary glands
• D) legs
• E) lungs

---

Definitions:

Held In Place

A phrase describing how an object is secured or maintained in its specific position or location.

Static Friction

The frictional force that must be overcome to start moving an object at rest relative to another surface, preventing motion until a certain threshold force is applied.

Drum Brake System

An older style of brake system where brake shoes press outward against a rotating drum attached to the wheel, slowing the vehicle by friction.

Hygroscopic

A property of substances to absorb moisture from the air.