A solution has been prepared by mixing glucose in water. Which one of the following statements CORRECTLY describes this solution?
A) Both water and glucose are solutes.
B) Both water and glucose are solvents.
C) Water is the solute, and glucose is the solvent.
D) Water is the solvent, and glucose is the solute.
D
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Phage-encoded proteins are
A. coded for by host DNA. B. coded for by phage DNA. C. proteins normally present in the uninfected cell. D. early proteins. E. coded for by phage DNA AND early proteins.
In the accompanying figure, what is the function of the structure that is labeled as 7?
a. maintaining sperm below body temperature
b. storing of mature sperm
c. producing prostaglandins
d. producing nutritive fluid to support active sperm
e. producing alkaline fluid to protect sperm in the vagina
What is the general design of the fluid mosaic model?
What will be an ideal response?
Which statement is NOT true about water uptake in a plant root?
A. Water enters the root from the soil by osmosis. B. Water enters the cytoplasm of the root hairs by active transport. C. Water must enter the cytoplasm of the endodermal cells to get past the Casparian strip. D. Water travels by diffusion through the cell walls of the epidermis and cortex.