Semisynthetic drugs developed to combat resistance are often called (analog/second generation/synergist) drugs
What will be an ideal response?
second generation
Bloom's Taxonomy: Knowledge
Section: Resistance to Antimicrobial Drugs
Learning Outcome: 10.24
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The partial negative charge in a molecule of water occurs because _____
A) the oxygen atom donates an electron to each of the hydrogen atoms B) the electrons shared between the oxygen and hydrogen atoms spend more time around the oxygen atom nucleus than around the hydrogen atom nucleus C) the oxygen atom has two pairs of electrons in its valence shell that are not neutralized by hydrogen atoms D) the oxygen atom forms hybrid orbitals that distribute electrons unequally around the oxygen nucleus E) one of the hydrogen atoms donates an electron to the oxygen atom
A rain shadow is created when ____
a. cool air descends and replaces warm air over land through onshore flow b. wind direction reverses seasonally c. cool air descends and replaces warm air over the sea through offshore flow d. dry air on the windward side rises and absorbs water on the leeward side, such that the leeward side remains dry e. mountains force air to sink and absorb water on the windward side, causing the leeward side of the mountains to receive excessive rainfall
How does an enzyme work to catalyze a reaction?
A. It lowers the activation energy of a reaction. B. It supplies the energy to speed up a reaction. C. It increases the concentration of the reactants in a reaction. D. It allows the reaction to proceed through different intermediates. E. It raises the temperature of a reaction.
Water typically makes up about what percentage of a plant?
A. 80% B. 40% C. 100% D. 90% E. 50%