Which product of respiration is used for tissue repair and cellular function?
carbon dioxide
water
energy
oxygen
Intro
Done

Which term best describes a community in which people work mostly in factories? a. agricultural. b. hunting and gathering. c. domesticated. industrial.

The fauces connects which of th following structures to the oropharynx

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.