Albinism: Genetic Condition Quiz
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Questions and Answers

Which of the following genetic conditions causes a lack of pigmentation in the skin, hair, and eyes?

  • Sickle cell anemia
  • Cystic fibrosis
  • Mutation albinism (correct)
  • Marfan syndrome
  • What is the genetic condition characterized by a lack of melanin production?

  • Mutation albinism (correct)
  • Erythropoiesis
  • Alkaptonuria
  • Hemochromatosis
  • What is the term used to describe the absence of melanin production in the body?

  • Xeroderma
  • Osteogenesis imperfecta
  • Mutation albinism (correct)
  • Dysautonomia
  • Which genetic disorder results in a complete or partial absence of pigment in the skin, hair, and eyes?

    <p>Mutation albinism</p> Signup and view all the answers

    Which structural abnormality is characteristic of red blood cells in sickle cell anemia?

    <p>Loss of biconcave shape and development of a crescent or sickle shape</p> Signup and view all the answers

    What is the primary genetic cause of sickle cell anemia?

    <p>Substitution of adenine for thymine in the beta-globin gene</p> Signup and view all the answers

    Which type of genetic inheritance pattern is associated with sickle cell anemia?

    <p>Autosomal recessive inheritance</p> Signup and view all the answers

    What health complication can arise from sickle cell anemia due to the abnormal shape of red blood cells?

    <p>Obstruction of small blood vessels leading to tissue damage and pain crises</p> Signup and view all the answers

    What is the primary genetic cause of sickle cell anemia?

    <p>Point mutation in the HBB gene</p> Signup and view all the answers

    How does sickle cell anemia affect the shape of red blood cells?

    <p>It causes the red blood cells to become elongated and pointed</p> Signup and view all the answers

    Which health complications can arise from sickle cell anemia?

    <p>Higher susceptibility to bacterial infections</p> Signup and view all the answers

    Study Notes

    Albinism

    • Causes a lack of pigmentation in the skin, hair, and eyes due to a lack of melanin production
    • Characterized by a complete or partial absence of melanin production in the body

    Sickle Cell Anemia

    • Results in a complete or partial absence of pigment in the skin, hair, and eyes
    • Characterized by a structural abnormality of red blood cells, specifically a sickle shape
    • Primary genetic cause is a mutation in the HBB gene
    • Inheritance pattern is autosomal recessive
    • Abnormal shape of red blood cells can lead to health complications such as
      • Blood clots
      • Infections
      • Organ failure
      • Stroke
      • Increased risk of infections
      • Jaundice
      • Fatigue
      • Pain episodes
      • Delayed growth and development
      • Vision problems
      • Increased risk of gallstones
      • Increased risk of pulmonary hypertension

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    Description

    Test your knowledge about the genetic condition characterized by a lack of melanin production in the body. Identify the term used to describe the absence of pigment in the skin, hair, and eyes, and learn more about the genetic disorder related to albinism.

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