18 Questions
Where are the genes coding for the pigments responsive to red and green located?
X chromosome
What is the result of a defect in the gene for red in males?
Red appears as green
What is the condition where an individual has complete red-green color blindness?
Complete red-green color blindness in females
What is the term used to describe the type of inheritance where the genes are located on either the X or Y chromosomes?
Sex-linked inheritance
What is the name of the test used to detect color vision deficiency?
Ishihara color test
What is the effect of receiving a recessive allele from one's mother for a male?
The trait will be expressed
What is the term for a total color blind condition where everything appears in shades of gray?
Monochromatic
Which type of color blindness is characterized by the complete absence of the red cone?
Protanopia
What is the term for a mild or weak color vision deficiency?
Anomalous Trichromacy
Which royal family member had hemophilia?
Queen Victoria of England
What is the frequency of Hemophilia A in males?
1 in 10,000
What is the name of the disease that affects the blood's ability to clot, leading to easy bleeding?
Hemophilia
What is the main reason for excessive bleeding in hemophiliacs?
Deficiency of factor VIII
What is the cost of treating hemophilia A with clotting factor VIII extracted from normal human blood?
Very high
What is the cause of hemophilia B?
Deficiency of factor IX
What is the category of hemophilia A where patients produce less than 1% of Factor VIII?
Severe
What is the name of the disease caused by the deficiency of factor V?
Parahemophilia
What is the typical age of onset for symptoms of Duchene muscular dystrophy?
Before age 5
Understand the different types of color blindness, including monochromatic and dichromatic, and their effects on color perception. Learn about the characteristics of each type and how they affect daily life.
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