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Home Q & A Board Biology-Related Homework Help General Biology
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Hoshuia Hoshuia
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6 years ago
Ivan Pavlov rang a bell whenever he fed a dog, and later the dog salivated at the sound of the bell. What term best describes this experiment?
 
  a. classical conditioning
  b. habituation
  c. operant conditioning
  d. imprinting
  e. social learning

Question 2

What extracellular plant signaling molecules can exert their effects at very low concentrations?
 
  a. hormones
  b. peptide
  c. enzymes
  d. pheromones
  e. plasmodesmata
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fayez_83fayez_83
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6 years ago
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Hoshuia Author
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6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
rene_ram97
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Thank you, thank you, thank you!
elizabetheldrid
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2 hours ago
This calls for a celebration Person Raising Both Hands in Celebration
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