A man and a woman marry and have four children with the following blood types: Type A, Type B, Type AB, and Type O. What are the genotypes of the parents? Hint: Work the problem backwards.

Analyze the central conflict and its in a story to discover the theme. o resolution o protagonist antagonist character

How does the study of genetic disorders such as pku biologists understand normal alleles?

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.