Chp 8 Flashcards
1
Q
What pattern of inheritance results when the phenotype of a heterozygote is intermediate between both homozygotes?
A
incomplete dominance
2
Q
What parental blood type would not be able to produce a child with type O blood?
A
AB
3
Q
What pattern of inheritance results in Type AB blood?
A
codominance
4
Q
Y-linked genes include a gene that produces hairy ears. Which offspring would receive this trait from a male with hairy ears?
A
only his sons
5
Q
In humans, what ordinarily determines the sex of the offspring?
A
sex chromosome carried by the sperm cell
6
Q
In addition to autosomes, what is contained in a human sperm cell?
A
either an X or a Y chromosome
7
Q
Which type of forensic evidence was available for scientists studying the case of the Romanovs?
A
DNA
