Transformation

Question 1

Occurs when?

Answer 1

Bacterium takes up a naked foreign DNA from the surrounding

Question 2

Results in?

Answer 2

Change in genotype and phenotype of the bacteria

Question 3

2 factors affecting transformation

Answer 3

1. Size of DNA

2. Competence of recipient cell

Question 4

What happen when DNA is released into the environment?

Answer 4

1 stand is hydrolysed;

1 move ax membrane

• > pair up with homologous region of recipient cells’ circular chromosome
• > integrate into bacteria chromosome