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Author Question: The developing organism is most susceptible to damage from a teratogen during ______ periods of its ... (Read 51 times)

dmcintosh

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on: Jun 22, 2018
The developing organism is most susceptible to damage from a teratogen during ______ periods of its formation.
 
  Fill in the blank with correct word

Question 2

A situation in which a teratogen is virtually harmless in small doses but becomes harmful once exposure reaches a certain level is known as the ______.
 
  Fill in the blank with correct word


ju

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Reply #1 on: Jun 22, 2018
Answer to Question 1

critical

Answer to Question 2

threshold effect


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