Which of the following solutions will cause cells to shrink?
a. NaCl 150 mM, urea 100 mM
b. NaCl 100 mM
c. NaCl 100 mM, urea 50 mM
d. NaCl 200 mM
Answer: d. NaCl 200 mM
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As in the development of computer hardware, interest in large-scale DNA sequencing is stimulating the development of sequencing devices that (select all that apply)
A. are smaller. B. have improved capacity through automation. C. have improved capacity through opensource software development. D. require less energy to operate. E. none of these
What species of Rhizopus may infect people who
have a weakened immune system? a. R. oryzae b. R nigicans c. R. stolonifer d. R. arrhizus e. any of these
Floating leaves of aquatic plants have:a
stomata only on the lower epidermis. b. stomata only on the upper epidermis. c. stomata on both the lower and upper epidermis. d. no stomata on the epidermis. e. stomata only within the mesophyll.
What name is given to the following reaction? sucrose + water ? glucose + fructose
A) hydrogenation B) hydrolysis C) glycolysis D) dehydration