Which Characteristic Is Common to All the Modern Representatives of All

question 63

Multiple Choice

Which characteristic is common to all the modern representatives of all major reptilian lineages (turtles, lepidosaurs, crocodilians, and birds) ?

• A) presence of teeth
• B) presence of four walking limbs
• C) ectothermy
• D) presence of a notochord

---

Definitions:

Roughage

Fibrous parts of food, typically indigestible, that help in the movement and processing of waste through the digestive system.

Fiber

A dietary component found in fruits, vegetables, and whole grains, important for digestive health and preventing diseases.

Casual Contact

Interactions that occur in a social setting that are informal and not planned.

Saturated Fats

Fats containing a high proportion of fatty acid molecules without double bonds, considered less healthy in large amounts.