clar697
Forum Guru
Topics: 190
Posts: 199
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Which of the following cellular junctions blocks the backflow of glucose from the basal side of the intestinal epithelium into the lumen of the gut?
A) Adhering junctions
B) Desmosomes (maculae adherents)
C) Gap junctions
D) Hemidesmosomes
E) Tight junctions (zonulae occludentes)
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| skamran
Forum Junior
Topics: 8
Posts: 87
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d;hemidesmosomes
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| supra
Forum Elite
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E
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| cooolguy
Forum Newbie
Topics: 0
Posts: 25
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The answer is E.
Tight junctions are found on the apical surface and prevent backflow of material back into the cell.
Hemidesmosomes are found on the basal surface towards the blood.
Reading the question again it just sounds funny to me.
http://tainano.com/Molecular%20Biology%20Glossary...
Maybe that will help
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| spinal shock
Forum Senior
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TIGHT JUNCTION
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| ieltsforall
Forum Junior
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E VERY GOOD EXPLANATION
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ieltsforall
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