*Pasteurization requires
a. vaccinating animals to protect them against Mycobacteriumtuberculosis
b. the use of heat to kill most of the microorganisms found inliquids such as milk to preserve their taste
c. use of closed containers to prevent the spoilage of food
d. the use of heat to kill most of the microorganisms found inliquids to protect against infectious diseases such astuberculosis
*The algal blooms that occur in Lake Erie and other bodies of waterare primarily caused by
a. Global warming
b. Fertilizer run off from agricultural fields and residentialareas
c. Industrial pollution
d. The extinction of aquatic species
e. None of the above
* Which of the following statements about phospholipids istrue?
a. are composed molecules that are entirely hydrophilic
b. are composed molecules that are entirely hydrophobic
c. are the principle components of cell membranes
d. have “heads” and “tails” that both have phosphategroupsĂ‚Â Ă‚Â
*The generation time of a particular bacterial species is 30minutes. Starting with one cell, how many are there after 4hours?Ă‚Â Ă‚Â
a. 4
b. 8
c. 256
d. none of the above
