Contact lens cleaners commonly use which type of chemical agent to control microbial growth?
A) alkylating agents
B) peroxygen
C) quats
D) supercritical fluid
Ans: B) peroxygen
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Diseases caused by fungi are called mycoses
Indicate whether this statement is TRUE or FALSE.
Fossils are predominantly found in ____
a. metamorphic rocks b. igneous rocks c. sedimentary rocks d. crystalline rocks e. radioactive rocks
If you traveled back in time and met a living hominin, which clues might tell you that your new friend was in the genus Australopithecus and not Homo?
A) The hominin was bipedal. B) You were in Africa. C) The hominin had a relatively large brain. D) You had traveled 3.5 million years into the past.
Cardiac glycosides, molecules causing a drastic effect on vertebrate heart function, are produced as defensive chemicals by plants belonging to
A. the grass family. B. the mustard family. C. the bean family. D. the poison ivy, oak, and sumac families. E. the milkweed and dogbane families.