blood type B could have a genotype of either BB or BO.
It is found in the cytoplasm as a simple circle.
Answer:
I think the answer is C I hope you get this right, tell me if I am wrong plz
Explanation:
A dichotomous key is defined as a biological tool for identifying unknown organisms to a particular taxonomic level. It is constructed with many levels and series of couplets.
So, by observing the given dichotomous key, it is concluded that the correct answer is Option A- Organism X and Z have at least one observable trait in common in this dichotomous key.