Deinococcus radioduransis (select all that apply):
A. resistant to ionizing radiation.
B. able to repair DNA breaks without ATP.
C. killed via desiccation.
D. unique in its ability to withstand ionizing radiation.
E. adapted to withstand the desert environment.
A, E
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Which of the following is a typical source of nutrients and water for developing amniote embryos?
a. squalene b. bone c. keratin d. collagen e. albumin
The digestive enzyme pepsin works in the acidic environment of the stomach to hydrolyze peptide bonds. As a result, pepsin affects which macromolecule?
A. protein B. lipid C. carbohydrate D. DNA
If one were to double the amount of enzyme in a reaction with an initial ?G of ?5 kcal/mole, what would the ?G be?
A. +5 kcal/mole B. ?5 kcal/mole C. +10 kcal/mole D. ?10 kcal/mole E. ?20 kcal/mole
Which of the following is a sterilizing agent?
A) ozone B) hydrogen peroxide C) peracetic acid D) dish soap E) ozone and hydrogen peroxide