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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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aj20386 aj20386
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6 years ago
Humans have a gene, T, that is involved in muscle formation of the tongue. Individuals homozygous for one allele can roll their tongues, while individuals homozygous for the other allele cannot.
 
  If both parents can roll their tongues, but their child cannot, what can be said about the mode of inheritance? A) Tongue rolling is dominant.
  B) Tongue rolling is recessive.
  C) The parents were both homozygous, but the child was heterozygous.
  D) Tongue rolling is dominant, and both parents were heterozygous (Tt).
  E) Tongue rolling is recessive, and both parents were heterozygous (Tt).
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traviswatraviswa
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6 years ago
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aj20386 Author
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6 years ago
You make an excellent tutor!
emilyas19
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Yesterday
This helped my grade so much Perfect
aznzergs
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2 hours ago
Correct Slight Smile TY
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