Osmosis occurs as water can cross the lipid bilayer through specialized channels for water movement called ________________.
A. proteins
B. transmembrane carbohydrates
C. membrane pores
D. aquaporins
D. aquaporins
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Which of the following increases oxygen unloading from hemoglobin?
A) increased oxygen levels in the tissue B) increased blood pH C) decreased metabolism D) decreased temperature E) increased carbon dioxide in the tissue
Regulation of the rate of an enzyme-mediated metabolic pathway can be affected by _________________.
a. covalent modification of the enzyme b. allosteric modification of the enzyme c. concentration of the substrate d. A and B are correct e. A, B, and C are correct
An important by-product of photosynthesis is:
A) protein. B) water. C) starch. D) glucose. E) oxygen.
What are the steps involved in B cell activation?
What will be an ideal response?