The electric signal for a contraction passes rapidly from one muscle cell to the next by way of
A) tight junctions.
B) desmosomes.
C) gap junctions.
D) integral membrane proteins.
E) freeze-fractures.
Correct Answer:
Verified
Q27: When a membrane is prepared by freeze-fracture
Q28: Desmosomes include or associate with
A) dense, plaquelike
Q29: Specialized channel proteins called connexons occur in
A)
Q30: Which of the following statements about diffusion
Q31: Which type of membrane protein would likely
Q33: When a mouse cell and a human
Q34: The LDL receptor is an integral protein
Q35: A protein that forms an ion channel
Q36: Protein movement within a membrane may be
Q37: Which of the following is not one
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