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Author Question: The _____________ cascade is a complex series of reactions that activates several different ... (Read 154 times)

crazycityslicker

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The _____________ cascade is a complex series of reactions that activates several different pathogen-fighting proteins in the blood.
 
  Fill in the blank(s) with correct word

Question 2

____________________ are present on the surface of cells that identify the cell as either self or foreign and allow the body to attack and destroy non-self invaders.
 
  a. Antigens
  b. Antibodies
  c. Platelets
  d. Erythrocytes



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Joy Chen

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Answer to Question 1

complement

Answer to Question 2

a
Rationale: a. Correct.
b. Antibodies are produced by beta cells as a defense against invading pathogens.
c. Platelets are involved in the blood clotting process known as hemostasis.
d. Erythrocytes carry oxygen from the lungs to body tissues.





 

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