This pedigree chart tracks the inheritance of a recessive trait that is not sex-linked. Based on the information in the chart, which of the following statements is true?

Question

anonymous · Answer

attachment

anonymous · Answer

Individual #11 must be homozygous for the recessive trait.

 Individuals #3 and #4 must be heterozygous for the trait.

 Individual #2 must be heterozygous dominant for the trait.

 Individual #9 must be homozygous dominant for the trait.

anonymous · Answer

@nincompoop

anonymous · Answer

@Luigi0210

luigi0210 · Answer

I'm gonna go with the second choice..

thomaster · Answer

Second statement is true because the offspring of #3 and #4 contains a recessive child. Both parents have the dominant trait and therefore, they must be heterozygous.
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