The movement of glucose across a plasma membrane is achieved by
A. ion pumps.
B. receptor-mediated exocytosis.
C. osmosis.
D. phagocytosis.
E. facilitated diffusion.
Answer: E
You might also like to view...
Which statement accurately compares the transmission speed of the different types of synapses?
A. Transmission at chemical synapses involves a brief synaptic delay, but electrical synapses are faster. B. Transmission at both chemical and electrical synapses involves a synaptic delay of approximately 1 millisecond. C. Transmission at electrical synapses involves a brief synaptic delay, but chemical synapses are faster. D. Electrical synapses have a constant delay of 1 millisecond, but chemical synaptic delays vary between 0.1 and 0.3 millisecond.
Which structure receives the auditory (eustachian) tubes?
A. Oropharynx B. Larynx C. Laryngopharynx D. Glottis E. Nasopharynx
Intrinsic factor is secreted by which cells of the gastric glands?
A) mucous cells B) chief cells C) peptic cells D) parietal cells
The spinal cord is held in place along the sides by:
a. filum terminal b. denticulate ligaments c. chordae tendineae d. ganglia