In humans, eye color is determined by the amount of melanin in the iris of the eye and is probably controlled by several genes. The inheritance of eye color is an example of
A. multiple alleles.
B. pleiotropy.
C. polygenic inheritance.
D. gene imprinting.
C. polygenic inheritance.
Biology & Microbiology
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Which forms of nitrogen are readily usable by plants?
a. NH3, NH4+ and NO3- b. NH4+ and NO2- c. N2 and NH3 d. NH4 and NH3 e. NO3- and NO4-
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The largest grouping in biological classification is the kingdom
1.True 2.False
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The hormone leptin is produced in ____________________ cells. Fill in the blank(s) with the appropriate word(s)
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The best explanation for why a mouse develops into a mouse and not a human is
A. the genes are mostly the same but have been rearranged. B. synteny has not been conserved. C. most of the non-coding genes are different. D. most of the coding genes are different. E. gene expression differs.
Biology & Microbiology