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Questions 1-5 Many amino acids in our diet are absorbed via the transcellular transport pathway by the intestinal epithelial cells. This process requires ATP hydrolysis by

replace Na+ binding with K+ binding.

contain only proteins destined for degradation in lysosomes.

mitochondria and eukaryotes have the same genomic DNA.

Questions 15-18 Drugs targeted to inhibition of exportin

Both import and export of nuclear proteins would be stalled, as they lose their directionality.

Questions 19-22 In cancer cells, the imbalance of protein plasma membrane localization and endocytosis

Questions 11-14 A change you could make to the Na+-glucose transporter sufficient to make it pump glucose out of the cell rather than in:

separate them into three to four families.

Questions 6-10 If the plasma membrane becomes permeable to Na+ and K+, the Na+/K+ pump would