Web1. The ability to roll one’s tongue is a dominant trait. A person who cannot roll his/her tongue would be: a. a heterozygote b. a homozygote c. it is impossible to tell. Because tongue-rolling is recessive, the only way a person would be unable to roll his/her tongue would be if s/he were homozygous mutant. 2. WebTrait R is the Mendelian trait in humans for tongue rolling. The allele for the ability to roll the tongue (R) is dominant over the allele for the inability to roll the tongue (r).What is the …
Lab 3.4 Interpreting Pedigree Diagrams Flashcards Quizlet
WebThe Punnett square on p. 70 of your lab manual is for trait R, showing two parents mating. Use this Punnett square to answer the questions in this exercise. Trait R is the Mendelian trait in humans for tongue rolling. The allele for the ability to roll the tongue (R) is dominant over the allele for the inability to roll the tongue (r). WebJul 6, 2024 · Trait R is the Mendelian trait in humans for tongue rolling. The allele for the ability to roll the tongue (R) is dominant over the allele for the inability to roll the tongue … irish festival southern california
The ability to roll the tongue (R) is determined by a dominant gene ...
WebSep 7, 2024 · The inability to roll your r’s is a symptom of tongue-tie. Tongue-tie is a birth abnormality that is usually surgically treated in young infants. What is it called when you can’t say R? Lack of proper /r/ pronunciation is one of the most prevalent signs of speech and language difficulties in children. WebApr 7, 2024 · If R represents the dominant allele and a person rolls their tongue having this allele, while the r represents the recessive allele and a person can not roll their tongue having this allele. To roll their tongue, a person needs only one dominant allele. Thus the person could have genotypes of RR or Rr. WebOct 15, 2024 · In case you don’t have some medical conditions that prevent you from pronouncing sounds, with practice, you can learn to roll your r. Final Thoughts Now when … irish festival saint paul