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STatiana [176]
3 years ago
10

In biology lab, your class counts the number of people with different colors of hair and eyes. Your instructor says that these t

raits are variable and difficult to trace in each family. The reason is that these two traits depend on more than one gene, and are called
A. codominant
B. incomplete dominant traits
C. pleiotropic
D. recessive
E. polygenic
Biology
1 answer:
IRISSAK [1]3 years ago
7 0

Answer: E. Polygenic

Explanation: The color of eyes and hair is due to quantity and accumulation of pigments such melanin. Melanin is synthesize by multiple enzymatic steps and every enzyme is codified by a different gene. That means polygenic inheritance, that several genes are implicated in determined the this trait and its difficult to trace since every gene has a sequence that can vary between families or human groups.

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