Determination of Genotypes from Phenotypes in Humans

An organism can be thought of as a large collection of phenotypes. A phenotype is the appearance of a trait and is determined by pairs of genes. The pairs of genes represent the genotype for the trait. In this lab, some phenotypic traits were determined. From the phenotypic traits, it was determined what genotypes were had. If a trait is dominant and the person possessed that trait, it would not have been able to be …

…The trait that is unique is cannot roll tongue 6) The trait that could be described to prove the uniqueness would be the not being able to roll tongue 7) Traits are determined by different pairs of genes 8) A person’s genotype can be determined if they have a recessive trait; two lower-case letters, or if there is an incomplete dominance 9) Untreated paper was used in the PTC taste test because it does not have a taste.