Who discovered the first antimicrobial widely available to the general public?
A. Domagk
B. Ehrlich
C. Fleming
D. Waksman
E. Ehrlich and Waksman
Answer: A
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Four of the five choices listed below are related by
their description of enzyme properties. Select the exception. a. specificity b. active sites c. activation energy d. substrate e. catalyst
All apicomplexans are nonmotile, spore forming, and live as ________ in animals.
Fill in the blank(s) with the appropriate word(s).
A species that evolved in one community and later became established in a different one is known as a(n) _________.
A. endemic species B. exotic species C. indicator species D. keystone species E. pioneer species
The common name for "cat" in Spanish is "gato" and in Chinese is "mao." Which of the following statements pertaining to the use of scientific names instead of common names is FALSE?
(a). Common names may include different sets of organisms. (b). Scientific names can be known and recognized by all scientists throughout the world. (c). To recognize an organism in the literature by its common name, a scientist would have to know multiple languages. (d). The scientific name begins to tie the organism into related groups. (e). The common name clearly identifies an organism as unique.