What are 3 examples of genetic disorders diseases?

What are common genetic disorders?

  • Down syndrome (Trisomy 21).
  • FragileX syndrome.
  • Klinefelter syndrome.
  • Triple-X syndrome.
  • Turner syndrome.
  • Trisomy 18.
  • Trisomy 13.

What are human genetic disorders?

A genetic disorder is a health problem caused by one or more abnormalities in the genome. It can be caused by a mutation in a single gene (monogenic) or multiple genes (polygenic) or by a chromosomal abnormality.

What are genetic disorders Class 12?

Genetic disorders are due to alterations or abnormalities in the genome of an organism. A genetic disorder may be caused by a mutation in a single gene or multiple genes. It can also be due to changes in the number or structure of chromosomes. Genes are the basic unit of heredity.

What are the various causes of human genetic disorders Class 12?

These are caused as a result of environmental factors and gene mutations….Multifactorial Genetic Inheritance

  • Heart disease.
  • High blood pressure.
  • Alzheimer’s disease.
  • Obesity.
  • Diabetes.
  • Cancer.
  • Arthritis.

What are the example of genetics?

What Is Genetics? Genetics is the study of genes. Our genes carry information that gets passed from one generation to the next. For example, genes are why one child has blonde hair like their mother, while their sibling has brown hair like their father.

What are genetic disorders explain with examples?

Single-gene disorders, where a mutation affects one gene. Sickle cell anemia is an example. Chromosomal disorders, where chromosomes (or parts of chromosomes) are missing or changed. Chromosomes are the structures that hold our genes. Down syndrome is a chromosomal disorder.

What is genetic disorder explain with suitable examples?

Such disorders are known as genetic disorders. Some genetic disorders are innate, i.e., present by birth, while others are acquired due to mutations in a particular gene. The genetic disorders that are present by birth are inherited from parents, e.g. cystic fibrosis, haemophilia, sickle cell anaemia, etc.

What causes genetic disorders?

Genetic disorders can be caused by a mutation in one gene (monogenic disorder), by mutations in multiple genes (multifactorial inheritance disorder), by a combination of gene mutations and environmental factors, or by damage to chromosomes (changes in the number or structure of entire chromosomes, the structures that …