The cytoplasm of a bacterial cell contains the deoxyribonucleic acid (DNA) molecules that make up the bacterial genome (or nucleoid), the transcriptional machinery that copies DNA into ribonucleic acid (RNA), and the ribosomes that translate the messenger RNA information into protein sequence.
Influenza vaccine is recommended for all people over 6 months of age, it is an inexpensive way of protecting yourself, your family and your community from the spread of influenza. How long does protection from the vaccine last? The vaccine takes about 2 weeks to work and will last for about 12 months.
Although vaccines are not 100% effective and can become less effective if the virus mutates, they still offer some protection. Current flu vaccines last for about a year and give about 70-80% protection against infection with strains of influenza virus that are very similar to those used to make the vaccine.It is too early to predict how the swine flu virus might mutate.lthough vaccines are not 100% effective and can become less effective if the virus mutates, they still offer some protection. Current flu vaccines last for about a year and give about 70-80% protection against infection with strains of influenza virus that are very similar to those used to make the vaccine.