BIOL 221 Exam 1 Practice Questions and
Answers
Which of the following structures is found only in Bacteria?
A. cell wall
B. flagellum
C. cell membrane
D. nucleus
E. lipopolysaccharide - ANSWER-Lipopolysaccharide
Which of the following statements about viruses is true?
A. They have an activ...
D. infectious proteins that serve as folding templates for other proteins
E. another name for plant viruses - ANSWER✔✔-small pieces of RNA without a protein coat
Archaea have...
A. a nucleus
B. a cell membrane
C. peptidoglycan
D. chloroplasts
E. phosphotransferase systems - ANSWER✔✔-a cell membrane
In Pasteur's famous experiment that finally disproved spontaneous generation, bacteria grew
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