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Author Question: Alkaloids, such as caffeine and cocaine, are basic compounds. Indicate whether the statement is ... (Read 98 times)

jman1234

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on: Aug 27, 2018
Alkaloids, such as caffeine and cocaine, are basic compounds.
 
  Indicate whether the statement is true or false

Question 2

Which of the following statements about early societies is NOT true?
 
  A) One unit of human energy could produce up to ten units of food energy.
  B) Most of the energy came from renewable resources.
  C) Early agricultural practices rapidly depleted nutrients in the soil.
  D) A portion of the energy from food was invested in shelter and clothing.


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joneynes

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Reply #1 on: Aug 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

C


jman1234

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Reply 2 on: Aug 27, 2018
Excellent

olderstudent

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Reply 3 on: Yesterday
:D TYSM

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