Answer:
Common ancestor.
Explanation:
The similar biochemical structure of cytochrome C in ground finches and in tree finches indicates that they are evolved from a common ancestor. The evolution of finches into ground finches and tree finches occurs due to their environmental conditions which compel them to adopt certain physical features and behaviour that helps them in obtaining food and survival in their environment.
Answer:
Explain how Sikican adapt his lifestyle to spend more time on his studies
Cactus would be ideal for desert living.
I think 10%...................
