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Application in Medicine

Explain polyg...

Question

Explain polygenic disorders.

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Solution

These disorders arise due to mutation in more than one gene.Common examples include cleft lip, cleft palate, constricted stomach etc.Common diseases like diabetes, blood pressure, heart problems and asthma are also polygenic disorders.

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Similar questions

Q. Statement 1: Polygenic disorders arise due to mutation in multiple genes.

Statement 2: Sickle-cell anaemia is a polygenic disorder.

91. Which of the following are applications of human genome project?

1. Identification of human genes and their functions

2. Understanding polygenic disorders

3. Improvements in gene therapy

4. Improved diagnosis of diseases

5. Understanding complex social traits

6. Genetic basis of psychiatric disorders

Options:

Q. Explain polygenic inheritance and multiple alleism with the help of suitable examples.

Q. Five Mark Questions :
(a) How are Mendelian inheritance, polygenic inheritance and pleoitropy different from each other?
(b)Explain polygenic inheritance with a suitable example.

Q. (a) What is polygenic inheritance ? Explain with the help of a suitable example.

(b) How are pleiotropy and Mendelian pattern of inheritance different from polygenic pattern of inheritance ? [5]

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