The muscle of the forearm that extends the digits is appropriately called the: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer.
a
Flexor carpi radialis
b
Biceps brachii
с
Extensor digitorum
d
Extensor carpi radialis longus

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.