Download Lytic and Lysogenic Cycles in

21_03 Lytic and lysogenic cycles
Slide number: 1
5. Release:
New viruses
leave host cell.
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
b. Lysogenic cycle
prophage
Integration:
Viral DNA passed on
when bacteria reproduce.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 2
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 3
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
2. Penetration:
Viral DNA
enters host.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 4
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
3. Biosynthesis:
Viral components
are synthesized.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 5
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 6
5. Release:
New viruses
leave host cell.
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 7
5. Release:
New viruses
leave host cell.
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
b. Lysogenic cycle
Integration:
Viral DNA passed on
when bacteria reproduce.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 8
5. Release:
New viruses
leave host cell.
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
b. Lysogenic cycle
prophage
Integration:
Viral DNA passed on
when bacteria reproduce.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
21_03 Lytic and lysogenic cycles
Slide number: 9
5. Release:
New viruses
leave host cell.
Bacterial cell wall
Bacterial chromosome
capsid
nucleic acid
1. Attachment:
Capsid combines
with receptor.
a. Lytic cycle
2. Penetration:
Viral DNA
enters host.
4. Maturation:
Assembly of viral
components.
3. Biosynthesis:
Viral components
are synthesized.
b. Lysogenic cycle
prophage
Integration:
Viral DNA passed on
when bacteria reproduce.
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.