Answer:
B
Explanation:
This is because the original male is not affected by the disease. In the second generation they have a female child who is a carrier of the disease because she passes it down to her son, but she is not affected. Seeing how all males that carried the disease were affected at some point the disease must lay dormant in female carriers but not males. This means the original father cannot be a carrier of the disease. Hope this helps!
Answer:
46 chromosomes
two chromosomes created at the end of cytokinesis
Explanation:
I believe that the answer is B. a fertilized egg splits in two but I could be wrong
Answer:
we can see the shape of dna
Explanation:
