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Kaplan Qbank USMLE



Author5 Posts
  #1

Which if the following molecular errors is not a proven cause of the development of lysosomal storage diseases?

a. enzyme def or inactivity

b. enzyme activator def

c. mutant form of substrate

d. defected posttranslational processing of enzyme

e, lack of protein for egress of digested substrate


  #2

c. mutant form of substrate ??


___________________
FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."

  #3

Yes, NNL, it's C. Mechanisms for the dev of these diseases include all except mutant substrate. smiling face

  #4

U know how i came to the answer Edie

U will seriously laugh at it . I looked at the clock and tried to answer it in under one min. I swa Lysosomal STORAGE disease now if the substrate is mutant then there is no obvious need for storing it. so storage isnt the problem wink


___________________
FORUM RULES-- Those who believe in telekinesis, raise my hand. I get enough exercise just by pushing my luck --P4U World.." The pure and simple truth is rarely pure and never simple."

  #5

Exactly!!! This was one of those "veiled" types of questions that seem like tuffy but actually very easy grin







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