B6: Antibiotic-Resistant Bacteria Flashcards
1
Q
How do antibiotic-resistant strains form?
A
Like all organisms, bacteria sometimes develop random mutations in their DNA, these can lead to change in characteristics eg. being less affected by an antibiotic
2
Q
Are bacteria quick or slow to evolve?
A
Bacteria are rapid at reproducing and so evolve quite quickly.
3
Q
Why are antibiotic-resistant strains a problem who become infected?
A
They aren’t immune to the new strain and there is no effective treatment. Meaning the new infection spreads easily between people.
4
Q
What is a commoner ‘superbug’ that’s hard to get rid of?
A
MRSA - often affects people in hospitals and can be fatal if it enters the bloodstream
