The answer is B . just think like foot ball players or other characteristics.
Answer:
1c) Both parents carried the trait for white feathers.
2b) Mutation
3b) 25 percent MM, 50 percent Mm, and 25 percent mm
Cell technology most likely benefited the commercial flower industry in this following way : Growers can create new flower colors without using cross-pollination
Through cell technology, they only need to alter the Colors from its Genetics in the cell.
hope this helps
B. Excretory system. Think of it helping things to EXIT your body