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Author Question: The _____ the vocal cords, the higher the pitch of one's voice. A) tighter and longer B) tighter ... (Read 169 times)

KWilfred

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on: Jun 25, 2018
The _____ the vocal cords, the higher the pitch of one's voice.
 A) tighter and longer
  B) tighter and shorter
  C) looser and longer
  D) looser and shorter

Question 2

An adult human being carries a supply of oxygen in the blood, lungs, and tissues adequate to sustain life for about __ minute(s).
 A) 1
  B) 2
  C) 4
  D) 8


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Ahernandez18

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Reply #1 on: Jun 25, 2018
Answer to Question 1

A

Answer to Question 2

C


KWilfred

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Reply 2 on: Jun 25, 2018
Gracias!

dyrone

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Reply 3 on: Yesterday
:D TYSM

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