Eyelash Length Is an Inherited Trait

question 6

Multiple Choice

Eyelash length is an inherited trait.In the human population,there is an eyelash length gene.There are two possible variants of this gene - an allele for long eyelashes (> 1cm) and an allele for short eyelashes (1 cm or less) .The allele for long eyelashes is dominant (L) and the allele for short eyelashes is recessive (l) .An individual who is heterozygous for eyelash length would produce which of the following gametes?

• A)All gametes would have the l allele.
• B)All gametes would have the L allele.
• C)Half of the gametes would have the L allele and half of the gametes would have the l allele.
• D)The proportion of gametes receiving each allele would be random;the process of meiosis is very disorganized and chromosomes are not separated in an ordered fashion.
• E)None of the gametes would have the eyelash gene;gametes do not have eyelashes.

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