Skin colour in humans is caused by polygenic inheritance. Which one of the following statements is implied by this form of inheritance?
a. The skin colour of children will always be identical to one parent or the other.
b. The skin colour of children will always be intermediate to that of their parents.
c. The skin colour of children will most often be identical to that of one of their parents, but sometimes not.
d. The skin colour of children will most often be intermediate to that of their parents, but sometimes not.
Answer: d. The skin colour of children will most often be intermediate to that of their parents, but sometimes not.
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Rh incompatibility is due to an immune reaction in a pregnant woman to which of the following?
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Within a social group, the ________ individual is dominant over all other members
Fill in the blank(s) with correct word