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Canada (161,487)
Biology (600)
BIO130H1 (167)
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pg.1158-1163.docx

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Department
Biology
Course
BIO130H1
Professor
John Coleman
Semester
Winter

Description
Pg11581163 Passageways From cell to cell Gap Junctions and Plasmodesmata Gap Junctions Couple cells both Electrically and Metabolically Gap junction have two distinct families connexins and innexinsChannels allow inorganic ions and other small watersoluble molecules to pass throughInorganic ions sugars amino acids nucleotides vitamins can passMacromolecules proteins nucleic acids and polysaccharides cannot passThis can be determined by inserting red dye on molecules and the pore size is 15nmA GapJunction Connexon Is made up of Six Transmembrane Connexin SubunitsConnexins four pass tra
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