What are commensal flora?

Give 2 examples of pathogens that are excluded by commensal flora

Give an example of evidence to support the idea of commensal flora breaking down indigestible food

Example of probiotic species

What does bifidobacterium do?

What do streptococci do and where are they found?

What does Haemophilus influenzae do and where is it found?

What does Pseudomonas aeruginosa do and where is it found?

What is the Gram positive pili important for?

What is an example of a bacterium that uses the Gram positive pili and what does it do?