Is PTC tasting dominant or recessive?
Understand the Problem
The question is asking whether PTC tasting is a dominant or recessive trait, which relates to genetic inheritance patterns.
Answer
dominant
The final answer is dominant
Answer for screen readers
The final answer is dominant
More Information
The ability to taste PTC (phenylthiocarbamide) is governed by a dominant gene. This means that having just one copy of the dominant allele (T) is sufficient to taste PTC.
Tips
A common mistake is thinking that more common traits are usually dominant, but the prevalence of a trait in a population does not determine its dominance.
Sources
- The Genetics of Bitter Taste - learn.genetics.utah.edu
- PTC Tasting - Wikipedia - en.wikipedia.org
- Phenylthiocarbamide tasting | Genetics, Bitter Taste, Taste Perception - britannica.com