Mendelian Disorders

Mendelian disorders are also known as Mendelian diseases or monogenic disorders. They are genetic diseases caused by mutations in a single gene and follow Mendel’s laws of inheritance i.e., they are typically inherited in a predictable pattern based on the principles of dominance, recessive, or X-linked inheritance. They are typically categorised into five major groups based on their pattern of inheritance. These are Autosomal dominant disorders, Autosomal recessive disorders, Sex-linked dominant disorders, sex-linked recessive disorders and mitochondrial disorders.Some common examples of Mendelian disorders are haemophilia, phenylketonuria, etc.

Types of Mendelian Disorders in Humans and Examples

Mendelian disorders in humans are genetic conditions that follow Mendel’s laws of inheritance, resulting from mutations in a single gene. Common examples of Mendelian disorders are hemophilia, cystic fibrosis, thalassemia, etc. These disorders adhere to predictable patterns of transmission, either through autosomal dominant, autosomal recessive, or X-linked inheritance.

Understanding these Mendelian disorders in humans helps us understand the relationship between genes and phenotypes and guides medical research to promote health and prevent disease. In this article, we will study Mendelian Disorder, the Principles of Mendelian Disorders, and the examples of Mendelian Disorder in detail.

Table of Content

  • Mendelian Disorders
  • Principles of Mendelian Disorders
  • Types of Mendelian Disorders
  • Examples of Mendelian Disorders in Humans
  • Conclusion
  • FAQs on Mendelian Disorders in Humans

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Mendelian Disorders

Mendelian disorders are also known as Mendelian diseases or monogenic disorders. They are genetic diseases caused by mutations in a single gene and follow Mendel’s laws of inheritance i.e., they are typically inherited in a predictable pattern based on the principles of dominance, recessive, or X-linked inheritance. They are typically categorised into five major groups based on their pattern of inheritance. These are Autosomal dominant disorders, Autosomal recessive disorders, Sex-linked dominant disorders, sex-linked recessive disorders and mitochondrial disorders.Some common examples of Mendelian disorders are haemophilia, phenylketonuria, etc....

Principles of Mendelian Disorders

Mendelian disorders follow Mendel’s laws of inheritance, which include the following principles:...

Types of Mendelian Disorders

Depending on the pattern of inheritance, Mendelian disorders can be classified into five different types. These are:...

Examples of Mendelian Disorders in Humans

Sickle Cell Anaemia...

Conclusion

Mendelian disorders in humans follow a typical inheritance pattern that can be classified as dominant inheritance and recessive inheritance. These disorders do not have cures as they are all caused by genetic mutations. However, all of the Mendelian genetic disorders can be managed and controlled through early diagnosis and supportive care. Some of these disorders prove to be lethal and patients do not live long with these disorders. While some of these disorders are highly manageable and patients suffering them can live a happy life with certain restrictions....

FAQs on Mendelian Disorders in Humans

What are Mendelian disorders?...

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