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Author Question: Water, oxygen, and ____ most freely flow across a cell membrane. a. calcium b. positively charged ... (Read 124 times)

future617RT

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on: Jun 22, 2018
Water, oxygen, and ____ most freely flow across a cell membrane.
 
  a. calcium
 b. positively charged ions
  c. magnesium
 d. carbon dioxide

Question 2

What structure is composed of two layers of fat molecules that are free to flow around one another?
 
  a. the endoplasmic reticulum
  b. a ribosome
 c. a mitochondrion
 d. the membrane


DHRUVSHAH

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Reply #1 on: Jun 22, 2018
Answer to Question 1

d

Answer to Question 2

d


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