Answer:
B
Explanation:
The biuret solution will turn from blue to purple when it is exposed to protein. The copper sulfate and potassium hydroxide cause the substance to become an alkaline.
B)Facilitated diffusion is a form of active transport. Regular diffusion is a form of passive transport.
The answer is B. Uneven rock layer.
Uneven rock layer can directly lead to nonconformity on an exposed rock. Usually the rocks are layered evenly. When the rocks are uneven it will be exposed and show different kind of rocks.
The finches have devolped many different adaptions
