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Author Question: Epidemiological studies can only establish a correlation. Indicate whether the statement is true ... (Read 96 times)

Tirant22

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Epidemiological studies can only establish a correlation.
  Indicate whether the statement is true or false

Question 2

A large portion of the potential energy that is contained in food is converted to heat.
  Indicate whether the statement is true or false



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Joy Chen

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Answer to Question 1

True

Answer to Question 2

T




Tirant22

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Reply 2 on: Aug 20, 2018
Gracias!


Sarahjh

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Reply 3 on: Yesterday
:D TYSM

 

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