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Author Question: ________ The heart is about the size of a fist and weighs approximately 9 ounces. Indicate ... (Read 306 times)

craiczarry

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________ The heart is about the size of a fist and weighs approximately 9 ounces.
 
  Indicate whether the statement is true or false

Question 2

There are many types of sensory receptors, starting from the very simple nerves that receive pain to very complex receptors, including those in the ______ of the eye, which collects all the input necessary for sight.
 
  a. retina
  b. iris
  c. pupil
  d. lashes



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31809pancho

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Answer to Question 1

True

Answer to Question 2

a





 

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