I dont see any choices sorry wish i could help
A tissue.
Then a group of tissues that work together is an organ.
The a group of organs is an organ system.
A group of organ systems is and organism.
Answer:
Part a: C)
Part b: A)
Explanation:
a heterozygous (Rr) and a Homogenous (rr)
Part a: C)
There is only one out of 4 (Rr) so 1/4
A)
I would say C because A is a positive, B is a positive, and D is a positive, The only "disadvantage" is in C