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 17
... from the evolution of recognition systems by the virus . Viruses identify their host cells by a " lock - and - key " fit between proteins on the outside of the virus and specific receptor molecules on the surface of cells . ( Presumably 17.
... from the evolution of recognition systems by the virus . Viruses identify their host cells by a " lock - and - key " fit between proteins on the outside of the virus and specific receptor molecules on the surface of cells . ( Presumably 17.
Page 28
... surface of the cell and injects its DNA ( Figure 18.7 ) . Within the host , the 2 DNA molecule forms a circle . What happens next depends on the reproductive mode : lytic cycle or lysogenic cycle . During a lytic cycle , the viral genes ...
... surface of the cell and injects its DNA ( Figure 18.7 ) . Within the host , the 2 DNA molecule forms a circle . What happens next depends on the reproductive mode : lytic cycle or lysogenic cycle . During a lytic cycle , the viral genes ...
Page 35
... surface of this envelope are viral glycoproteins that bind to specific receptor molecules on the surface of a host cell . Figure 18.8 outlines the events in the reproductive cycle of an enveloped virus with an RNA genome . You can see ...
... surface of this envelope are viral glycoproteins that bind to specific receptor molecules on the surface of a host cell . Figure 18.8 outlines the events in the reproductive cycle of an enveloped virus with an RNA genome . You can see ...
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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