Which of the following statements accurately describes enzymes? a. many different types of substrates with different shapes can bind to a single enzyme. b. enzymes increase the activation energy of reactions. c. enzymes slow chemical reactions. d. temperature and ph can affect how enzymes work.

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.