Polygenic — Definition & Examples
Read this topicExplanations 4
- What Are Polygenic Traits? A polygenic trait is a trait that is coded for by many different genes. When we talked about genes and alleles before, we always talked about a trait …
By Samantha Broders, Alex Federspiel, Deena Hauze, Gabi Slizewska, Mario Janakis
- Polygenic Inheritance Traits that are controlled by two or more nonallelic genes are called polygenic traits. Some traits are influenced by many different genes that are in diff…
By Deena Hauze, Alex Federspiel, Gabi Slizewska, Mario Janakis, Jonathan Heller
- Explanation #8844
By Gabi Slizewska, Mario Janakis
- (Video) Incomplete Dominance, Codominance, Polygenic Traits, and Epistasis by Amoeba Sisters Height is an example of a trait that is determined by many genes. Check out this vid…
By Mario Janakis
Problems 20
- What is a polygenic trait?
- What do polygenic traits make?
- Which of the following statements is false?
- Which of the following statements is false?
- Which of the following shows a polygenic trait?
- The graphs above depict phenotypes for different traits and the frequency with which they occur in a population. Which of the graphs likely shows a polygenic trait?
- Which of the following is least likely to be a polygenic trait?
- A trait that is coded for by more than one gene is called a 000‾\underline{\phantom{000}}000.
- In recent years, scientists have discovered nearly a hundred genes linked to autism. Many of these genes have subtle effects on neural development and learning. What type of tra…
- Polygenic traits are controlled by woah‾\underline{\phantom{woah}}woah.
- Which of the following is true about polygenic traits?
- What does the prefix poly- mean?
- When graphed, what type of distribution do polygenic traits show?
- In humans, height is controlled by at least three genes, each with multiple alleles. Which best describes height as a trait?
- Albinism is a disorder which results in little to no color in the skin, hair, and eyes. It's caused by a mutation that affects the production of melanin. In humans, to have albi…
- A trait that is coded for by multiple alleles is called a 000‾\underline{\phantom{000}}000.
- You cross a plant with red flowers with a plant with white flowers. All of the F1 offspring have pink flowers. Then, you cross the pink F1 offspring with themselves. This F2 gen…
- Polygenic traits are 000‾\underline{\phantom{000}}000, while traits controlled by single genes are typically 000‾\underline{\phantom{000}}000.
- The shape of your nose is controlled by Gene X and Gene Y. Both genes have some influence in the width and length of your nose. Which of the following would best describe the in…
- If a trait is polygenic, it means that