Bacteriophages

Question 1

Bacteriophages

Answer 1

Phagos - Eating - Eat bacterias

no harm to humans or animals

Question 2

Genus

Answer 2

Numerous

Question 3

Morphology

Answer 3

1. Very diverse - Grouped A-G
2. Nucleid Acid
   - dsDNA
   - ssDNA
   - dsRNA
   - ssDNA
3. Symmetry

Question 4

Bacteriological properties

Answer 4

Bacterias has NO immune system

Antigenic features - less important

Question 5

Importaint phages

Answer 5

1. Tbilissi = Tbphage -> Brucella
2. T4-Phage = E-coli -> Very complicated
3. Beta-phage = Diphtheria
4. Lambda-phage = E.colli -> gene sequenze known (used as a molecular marker)

Question 6

Antibiotics

Answer 6

Increased use of antibiotics
= Resistance of bacteria
= Need another form of treatment
= Increased use of bacteria phages

Question 7

Transduction

Answer 7

Virus aid gene transfers between bacterias