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Author Question: A prairie grass may experience grazing herbivores, wildfires, droughts, deep snow, or blazing hot ... (Read 134 times)

armygirl

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on: Jul 16, 2018
A prairie grass may experience grazing herbivores, wildfires, droughts, deep snow, or blazing hot days in the summer. Yet, those prairie grasses alive today are descendants of those that have survived these challenges and more.
 
  From an evolutionary perspective, these sorts of environmental challenges are identified as A) herbivory.
  B) predation.
  C) selective pressures.
  D) reproductive isolation.

Question 2

The pollination of an orange tree's flowers by honeybees best illustrates
 
  A) amensalism.
  B) parasitism.
  C) commensalism.
  D) mutualism.


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dominiqueenicolee

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Reply #1 on: Jul 16, 2018
Answer to Question 1

C

Answer to Question 2

D


armygirl

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Reply 2 on: Jul 16, 2018
YES! Correct, THANKS for helping me on my review

daiying98

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Reply 3 on: Yesterday
Excellent

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