Which statement does not describe the transport of ions by valinomycin?
A) Mutations in the peptide sequence may alter ability to transport through the membrane.
B) Transport may be active or passive.
C) The active site binds K+ with greater affinity than Na+
D) Transport results in equilibration of a concentration gradient across membranes.
E) All of the above do describe transport by valinomycin.
Correct Answer:
Verified
Q12: Matching
-The Na+-glucose transport system requires generation of
Q13: D-Glucose and D-mannitol are similarly soluble,but D-glucose
Q14: Matching
-Connexin proteins make up the structure of
Q15: Matching
-An example of nonmediated transport is _.
A)
Q16: Matching
-_ are transporters that bind the substance
Q18: Which of the following compounds would cross
Q19: Which of the following channels open in
Q20: Matching
-A transporter that moves two substances simultaneously
Q21: Gated ion channels
(I)exist because active transporters cannot
Q22: ClC Cl- channels
(I)assist in transport by forming
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