Answer:
The color of the birdfeeders
Explanation:
Independent variable is the variable in the experiment that is changed, so the only thing changed in this experiment is the colors of the bird feeders
Enzymes <em><u>act as catalysts in Chemical reaction of cells. </u></em>And they <u><em>can lower the required activiation energy for reaction in living organisms. </em></u>
Hurricanes happen<span> when the oceans have been warmed during summer months. In the North
Atlantic
</span>EuropeBermudaNewfoundland<span>Lesser Antilles
</span>
Oou do the one where you see which plants grows best in different lighting
