Studies have shown that alcohol consumption is associated with a ...

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Studies have shown that alcohol consumption is associated with a decreased incidence of heart disease. How do researchers explain this protective effect? 1 . increased levels of low-density lipoprotein (LDL) cholesterol. 2 . increased levels of high-density lipoprotein (HDL) cholesterol. 3 . increased fat loss due to altered metabolism. 4 . alcohol inhibiting blood clot formation. 5 . decreased levels of high-density lipoprotein (HDL) cholesterol.
 a. 1 and 3
  b. 2 and 4
  c. 3 and 5
  d. 4 and 5

Question 2

Acetaldehyde affects red blood cells production by destroying vitamin _____.
 a. B12
  b. C
  c. D
  d. B6

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Answer to Question 1

b

Answer to Question 2

d

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