Osmosis is the movement of water
a. using a carrier-mediated transport mechanism.
b. down a solute's concentration gradient.
c. down its own concentration gradient.
d. across a membrane irrespective of concentration gradients.
e. across a membrane down its own concentration gradient.
E
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Indicate whether the statement is true or false
Osteocytes are found within
A) dentin. B) lacunae. C) lamellae. D) canaliculi.
Which best describes functions of the agranular (smooth) endoplasmic reticulum?
A. transcription of DNA into RNA B. generation of ATP C. digestion of engulfed bacteria and cellular debris D. synthesis and packaging of proteins for secretion from the cell or export to other organelles E. synthesis of lipids and intracellular storage of calcium ions
As viscosity of the blood increases,
A. the pressure required to force it to flow increases. B. the pressure required to force it to flow decreases. C. the fluid becomes thinner. D. the hematocrit decreases. E. the flow does not change.