Biology, Pages 334-346Neil Campbell and Jane Reece's BIOLOGY remains unsurpassed as the most successful majors biology textbook in the world. This text has invited more than 4 million students into the study of this dynamic and essential discipline. |
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Page 24
... population 338 in just a few hours . A phage that reproduces only by a lytic cycle is a virulent phage . Figure 18.6 illustrates the major steps in the lytic cycle of T4 , a typical virulent phage . The figure and legend describe the ...
... population 338 in just a few hours . A phage that reproduces only by a lytic cycle is a virulent phage . Figure 18.6 illustrates the major steps in the lytic cycle of T4 , a typical virulent phage . The figure and legend describe the ...
Page 30
... population of bacteria carrying the virus in prophage form . This mechanism enables viruses to propagate without killing the host cells on which they depend . Figure 18.7 The lytic and lysogenic cycles of phage λ , a temperate phage ...
... population of bacteria carrying the virus in prophage form . This mechanism enables viruses to propagate without killing the host cells on which they depend . Figure 18.7 The lytic and lysogenic cycles of phage λ , a temperate phage ...
Page 61
... population can lead to widespread epidemics . For instance , AIDS went unnamed and virtually unnoticed for decades before it began to spread around the world . In this case , technological and social factors , including affordable ...
... population can lead to widespread epidemics . For instance , AIDS went unnamed and virtually unnoticed for decades before it began to spread around the world . In this case , technological and social factors , including affordable ...
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animal viruses bacterial cell bacterial chromosome bacteriophage bacterium bind to specific capsid cause disease cellular enzymes circular coli cell Cycles of Phages DNA molecule double-stranded emerging viruses enter the host enveloped viruses eukaryotes existing viruses Figure genetic recombination glycoproteins herpesvirus host cell host range host species human disease immune system kill the host lysogenic cycle lytic cycle mechanisms membranous envelope microbes model systems mosaic virus TMV mRNA mutation natural selection favors nucleic acid obligate intracellular parasites particles phage DNA plant to plant plant viruses plasmids plasmodesmata polymerase prions prokaryotic prophage genes protein coat provirus restriction enzymes retrovirus reverse transcriptase RNA viruses Scientists simplest spread stranded RNA symptoms syndrome synthesis temperate phage template tobacco mosaic virus transcribed transposons type of virus vaccines vertical transmission viral diseases viral DNA viral envelope viral genome viral infection viral nucleic acid viral proteins viral reproductive cycle viroids virulent phage viruses and bacteria viruses cause