Answer:
Differentiation
Explanation:
Differentiation describes the developmental process consisting of a skill becoming more complex or sophisticated and broken into subsets.
Answer:
The Cell Membrane.
Explanation:
To enter or leave a cell, the substance must pass through the cell membrane. (plasma membrane)
Answer:
T o directly study bird predation on the moths, Dr. Kettlewell placed light and dark moths on the trunks of trees where he could observe them. He recorded the times a bird found the moth. Kettlewell also tested the idea that dark moths live longer in dark forests.
Explanation: