PATHOLOGY MCQ
GENETICS AND DISEASE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Many genetic disorders have mild, moderate, and severe disease forms that are identified by speed of symptom progression. As disease features may worsen over several years, the severity of the disease cannot always be determined in childhood.Which of the following technological advances would help doctors determine whether an individual has the most severe form of a disease in childhood?
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The discovery of a similar genetic disease that occurs in a mild disease form
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The discovery of a specific gene mutation associated with the severe disease form
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The discovery of a new biochemical test that identifies presence of the disease
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The discovery of a specific gene mutation associated with the mild disease form
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Explanation:
Detailed explanation-1: -One rare genetic exception resulting in a male calico is when faulty cell division leaves an extra X chromosome in one of the gametes that produced the male cat. That extra X then is reproduced in each of his cells, a condition referred to as XXY, or Klinefelter syndrome.
Detailed explanation-2: -The possible benefits of genetic engineering include: More nutritious food. Tastier food. Disease-and drought-resistant plants that require fewer environmental resources (such as water and fertilizer)
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