Archaea are more closely related to bacteria than eukaryotes.
a. true
b. false
Ans: b. false
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While walking through a nearby park, you stop to admire your favorite stone sculpture, and find that it is covered, in a few places, with green, crust-like organisms. Which statement is true?
a. The green organisms are fungi that will die soon enough, because they cannot digest stone. b. The green organisms are plants that will die soon enough, because they cannot root in stone. c. The green organisms are actually lichen that will grow and spread, if the weather permits. d. The green organisms are colonies of bacteria that feed on certain types of limestone.
The tissue that lines internal surfaces of the body is
a. epithelial. b. loose connective. c. supportive connective. d. fibrous. e. adipose.
Beginning with BSL-2 and beyond, which type of equipment must be accessible for decontamination of biohazardous waste generated in the lab?
A) Refrigerator B) Incubator C) Sink for handwashing D) Safety shower E) Autoclave
Which of the following is an example of a polysaccharide?
A) glycogen B) glucose C) fructose D) deoxyribose E) sucrose