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Author Question: Why does the body have a different process for digesting and metabolizing fat than it does for ... (Read 61 times)

MirandaLo

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on: Aug 20, 2018
Why does the body have a different process for digesting and metabolizing fat than it does for carbohydrate and protein?

Question 2

Ferritin and metallothionine are _____ synthesized by the body to _____.
 a. enzymes; promote absorption of iron and selenium, respectively
  b. transport proteins; facilitate the absorption of iron and chromium, respectively
  c. proteins; block excess absorption of iron and zinc, respectively
  d. transport proteins; deliver iron and copper, respectively, to the liver


Brenm

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Reply #1 on: Aug 20, 2018
Answer to Question 1

Fats are not soluble in the watery environment of the small intestine and are therefore more difficult to digest and absorb than other food components. Also, because of their composition, fats are not able to circulate in the blood immediately following absorption. Thus, they are initially transported in lymph.

Answer to Question 2

c


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