TLS Online TPP Program
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TLS Online TPP Program
#Question id: 31371
#Unit 2. Cellular Organization
Which of the following transporter responsible for isosmotic reabsorption from proximal tubule of nephron?
TLS Online TPP Program
#Question id: 31380
#Unit 2. Cellular Organization
If you were to remove the ER retrieval signal from protein disulfide isomerase (PDI), which is normally a soluble resident of the ER lumen, where would you expect the modified PDI to be located?
TLS Online TPP Program
#Question id: 31393
#Unit 2. Cellular Organization
CFTR, an ABC protein, is a Cl− channel, not a pump. Channel opening is triggered:
TLS Online TPP Program
#Question id: 31397
#Unit 2. Cellular Organization
Which of following sorting signal, CFTR protein contains that binds to the Sec24 subunit of the COPII vesicle coat and is necessary for transport of the CFTR protein out of the ER?
TLS Online TPP Program
#Question id: 31401
#Unit 2. Cellular Organization
Following the production of membrane extracts using the non-ionic detergent Triton X-100, you analyze the membrane lysates via mass spectrometry and note a high content of cholesterol and sphingolipids. Furthermore, biochemical analysis of the lysates reveals potential kinase activity. What have you probably isolated?
TLS Online TPP Program
#Question id: 31417
#Unit 2. Cellular Organization
Put these events in the correct temporal order:
a. End plate potential (EPP)
b. Action potential in muscle fiber
c. ACh release from presynaptic terminal
d. MEPP
e. Opening ligand-gated ion channels
f. Opening Ca2+ channels in presynaptic terminal
g. Binding of ACh to nicotinic receptors,
h. Action potential in nerve fiber