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In which of the following organelles would you find iron-free apotransferrin?

Which of the following junctions forms a seal between epithelial cells that does not allow small molecules to pass between epithelial cells?

Cop coats __________.

Which of the following mediate interactions between adherens junctions and actin?

Which of the following best explains the underlying mechanism by which mutations in dentin sialophosphoprotein cause dentinogenesis imperfecta types II and III?

Which of the following activities ensures binding of unfolded proteins to calnexin?

t-SNARE proteins __________.

Which of the following is member of the Hsp70 family of chaperone proteins?

N-glycosylation __________.

A flask at room temperature contains exactly equal amounts (in moles) of nitrogen and xenon. Sort the conditions based on the gas described. Assume ideal gas behavior. Gas for which the molecules or atoms have the greatest average velocity. [1] Gas that would have a higher rate of effusion through a small hole opened in the flask. [2] Gas that exerts the greater partial pressure. [3] Gas for which the molecules or atoms have the greatest average kinetic energy. [4]