B. They had adapted to their surroundings.
Adaption observed by Darwin on the Galapagos Islands also lead to the idea of Natural Selection: that those better suited to survive in their environment will continue to live and reproduce, passing on the traits to help the descendants survive as well.<span />
Answer:
The answer is C. Cricothyroid membrane
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Explanation:
It's biotic, since it is a plant
Light, carbon dioxide, and water are the materials necessary for photosynthesis. Glucose (sugar), water, and oxygen are produced.
