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Author Question: What do the white blood cells do? A) fight infection B) secrete hormones C) carry ... (Read 90 times)

madam-professor

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on: Jul 16, 2018
What do the white blood cells do?
 
  A)
 
  fight infection
  B)
 
  secrete hormones
  C)
 
  carry oxygen
  D)
 
  all of the above

Question 2

The circulatory system is made up of which structures?
 
  A)
 
  heart, blood, and blood vessels
  B)
 
  heat, lungs, and nose
  C)
 
  heart, lungs, and veins
  D)
 
  none of the above


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shewald78

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

Answer:

A

Answer to Question 2

Answer:

A


madam-professor

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Reply 2 on: Jul 16, 2018
Excellent

irishcancer18

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Reply 3 on: Yesterday
Gracias!

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