Pasteurization was first developed to kill __________ in wine.

a. spoilage bacteria
b. all bacteria
c. disease-causing bacteria
d. antibiotic-producing bacteria
e. probiotic bacteria


Ans: a. spoilage bacteria

Biology & Microbiology

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A(n) ________ cross yields a genotypic ratio of 121 and a phenotypic ratio of 31.

A) allelic B) monohybrid C) test D) dihybrid

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Which of the following statements is false regarding RSV?

A. RSV infects infants aged 6 months and younger; it is unlikely that a 4-year-old would develop a respiratory disease as a result of this virus. B. While RSV is most prevalent in infants 6 months of age and younger, the highest mortality rate is in those children with underlying risk factors such as prematurity. C. Infants aged 6 months and younger are the most susceptible to infection by RSV; however, adults and older children can also become infected with this virus. D. Although RSV is most prevalent in infants aged 6 months and younger, usually by age 2 most children have been exposed to this virus.

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Buds are produced

a. in the axils of leaves. b. at the very ends of stems. c. at the nodes. d. by the apical meristem. e. at all of these areas.

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Binomial nomenclature is used to name viruses

Indicate whether the statement is true or false

Biology & Microbiology