A closed system is a system in which
(a) Matter can enter and leave
(b) Matter can enter but...
Biology, 21.01.2021 19:30 krystalhurst97
A closed system is a system in which
(a) Matter can enter and leave
(b) Matter can enter but cannot leave
(c) Matter can leave but cannot enter
(d) Matter does not enter or leave
Answers: 3
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The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer
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During the process of blank and molecules such as a glucose must use a protein channel to cross through a cell membrane
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