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Luasene Luasene
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7 years ago
Which type of plant hormone retards leaf aging?
 
  a. salicylic acid
  b. abscisic acid
  c. cytokinins
  d. ethylene
  e. gibberellins

Question 2

Suppose you are culturing tobacco in a petri dish at a 10:1 ratio of auxin to cytokinin. To promote only
  shoot development you would
 
  a. increase the cytokinin ratio
  b. increase the auxin ratio
  c. reduce the auxin level significantly and increase the cytokinin level slightly
  d. grow the tobacco in the dark
  e. grow the tobacco in the light
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katkatkatkatkatkat
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7 years ago
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Luasene Author
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#2
7 years ago
Confirmed correct!
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#3
7 years ago
Cool, thanks for replying back
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