A prophage: a) is phage DNlambda that is integrated into viral DNA. b) is phage

Question

A prophage: a) is phage DNlambda that is integrated into viral DNA. b) is phage DNA that is integrated into bacterial DNA. explicates only when the eukaryotic cell it infects replicates. d) is an underdeveloped lytic virus. e) is a bacterial cell about to lytic. Viruses: a) are very tiny cells on the order of 500 nm. b) contain both RNA and DNA. c) cannot independently perform metabolic activities. d) have a standard morphology that includes a capsid, tail, and tail fibers. e) All of the above. If a chemical has a phenol coefficient (PC) of 63, it means that the chemical a) is more effective than one with a PC of 22 b) it will kill 63% of bacteria c) kills microbes at 63 degree C d) it will kill the bacterium in 63 minutes. The five stages of a lytic infection are attachment, penetration _____, assembly, and release. a) lysis b) prophage c) lysogenesis d) transduction e) replication Which of the following is NOT a halogen a) Iodine b) Mercury c) Chlorine d) Astatine.

Explanation / Answer

Answer 40: c) cannot independently perform metabolic activities.

A: incorrect: viruses cannot be equated as cells.

B: Incorrect: they contain DNA or RNA

D: incorrect: only bacteriophages have standard morphology of tail capsid and tail do. Not all viruses.

E: Incorrect: as only one statement is correct

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