C. Gradual
Hope this helps!
Same phenotype but different genotype is possible due to presence of dominant allele. A dominant allele , when present in genotype, always expresses itself: both in double dose and in single dose.
Hi there!
There are three(3) alleles for blood type.
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You can find them on the ABO gene.
I hope that helps!
Explanation:
red blood cells,white blood cells and platelets