I believe it would be (B) but i’m sorry if i am wrong.
The answer you are looking for is Collagen.
Hope this helps!:)
The following are the two conclusions that Morgan made about qualities and chromosomes:
1: Each chromosome is really a gathering of connected qualities.
2: Mendel's standard of autonomous combination still remains constant.
I hope the answer will help. Feel free to ask more questions in brainly.