Adaption and Selection

This is for topic 16 in Unit 2 of the AQA AS Biology course: genetic variation in bacteria, antibiotics and antibiotic use and resistance.

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  • Created by: blameruth
  • Created on: 31-05-15 09:22
How does genetic variation arise in bacteria?
mutation and conjugation
1 of 8
Mutations occur ___ and by chance.
randomly
2 of 8
The two types of gene transmission in bacteria
horizontal and vertical
3 of 8
Circular pieces of DNA in bacteria
plasmid
4 of 8
Antibiotics ____ growth of microorganisms, or destroy them.
inhibit
5 of 8
Some antibiotics cause ____ lysis, killing the cell.
osmotic
6 of 8
how do bacteria become resistant to antibiotics?
mutation
7 of 8
There are more and more antibiotic ____ strains of harmful diseases.
resistant
8 of 8

Other cards in this set

Card 2

Front

Mutations occur ___ and by chance.

Back

randomly

Card 3

Front

The two types of gene transmission in bacteria

Back

Preview of the front of card 3

Card 4

Front

Circular pieces of DNA in bacteria

Back

Preview of the front of card 4

Card 5

Front

Antibiotics ____ growth of microorganisms, or destroy them.

Back

Preview of the front of card 5
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