Answer:
Gene mutation
Explanation:
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Nuclear DNA is present in the nucleus of eukaryotic cells. When working with the DNA samples, the best source of nuclear DNA is hair root that anchors the whole shaft of hair. Hair root possesses cells that are called as keratinocytes.
Answer:
d. Ao x oo
Explanation:
The other crosses with A would all result in complete dominance because the alleles (other than A) from the other parent are dominant. Because option D. crosses a h o m o zygous parent with a recessive trait, the cross could produce a child with blood type A.
The atomic number of an element is the same as the number of protons in the nucleus of an atom
Answer:
Well I believe mitosis is the reproduction of 2 cells, while meiosis is 4 cells
