What are the 8 steps of the lysogenic cycle?
- Attachment. Bacteriophage attaches to bacterial cell.
- Entry. Bacteriophage injects DNA into bacterial cell.
- Integration. Phage DNA recombines with bacterial chromosome and becomes integrated into the chromosome as a prophage.
- Cell division.
What are the 5 steps of the lytic cycle?
Terms in this set (5)
- attachment. attach to the cell.
- penetration. only nucleic acid is injected into the cell through the hole caused by the tail fibers and enzymes.
- synthesis. replication of viral nucleic acid and protein and envelope.
What are the 4 steps in a lysogenic infection?
The following are the steps of the lysogenic cycle:1) Viral genome enters cell2) Viral genome integrates into Host cell genome3) Host cell DNA Polymerase copies viral chromosomes4) cell divides, and virus chromosomes are transmitted to cell’s daughter cells5) At any moment when the virus is “triggered”, the viral …
Do all viruses have lysogenic cycle?
No matter the shape, all viruses consist of genetic material (DNA or RNA) and have an outer protein shell, known as a capsid. There are two processes used by viruses to replicate: the lytic cycle and lysogenic cycle. Some viruses reproduce using both methods, while others only use the lytic cycle.
What is the correct order of lytic cycle steps?
The lytic cycle, which is also referred to as the “reproductive cycle” of the bacteriophage, is a six-stage cycle. The six stages are: attachment, penetration, transcription, biosynthesis, maturation, and lysis.
What is the first step in the lytic cycle?
Lytic cycle steps
- Phage attachment. In order to enter a host bacterial cell, the phage must first attach itself to the bacterium (also called adsorption).
- Bacterial cell entry.
- Phage replication.
- The birth of new phage.
What is the difference between a lytic and lysogenic infection?
The difference between lysogenic and lytic cycles is that, in lysogenic cycles, the spread of the viral DNA occurs through the usual prokaryotic reproduction, whereas a lytic cycle is more immediate in that it results in many copies of the virus being created very quickly and the cell is destroyed.
What are the steps of a lytic infection?
At what stage the virus can be found in bloodstream?
Primary viremia: This is when the virus enters the bloodstream. Secondary viremia: This is when viremia has caused an infection in another organ or tissue by spreading through the bloodstream.