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Colorblindness

Published on Nov 18, 2015

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PRESENTATION OUTLINE

TYPE OF MUTATION?

  • Red/Green: weakening ability to discriminate b/w green and red
  • Blue/Yellow: weakening ability b/w blue and yellow
  • Total: inability to distinguish b/w all colors
  • three different main forms: red (protan), green (deutan), and blue (tritan) disorders.
Photo by kevin dooley

NUMBER OF CHROMOSOMES

  • Defective X chromosome
  • Disease is passed down from mother to son on 23rd chromosome
  • Same number of chromosomes
Photo by mandam

EFFECTS?

  • Disadvantages? Cooking, driving, creating art
  • Cannot tell differences b/w lights
  • How well is this meat cooked? Can't tell

TREATMENTS?

  • Genetic color blindness can't be treated
  • Bad cells could be fixed/replaced? But not likely
  • Still trying to figure out if we can fix the cell
Photo by hjl

TEST FOR DISORDERS

  • Ishihara Color Test
  • Plates 1 – 17 contain a number/ plates 18 – 24 contain one or two wiggly lines.
  • To pass each test subject must identify correct number/trace the wiggly lines.
Photo by kevin dooley

LIFE EXPECTANCY

Doesn't lower it (unless w traffic lights + not being able to tell difference in colors)

INHERITANCE PATTERN

  • Mother is a carrier 50% chance of giving it to son
  • Mostly in males, girls can get it if dad has it/mom is a carrier
  • Also 50% chance of not being a carrier
  • In the dominant gene? You will get it
  • Recessive? Won't get it(other healthy chromosome)
Photo by eriwst

They look like normal eyes, can't really tell the difference

Photo by Michael Dawes