Antibiotic resistance occurs when bacteria change in some way that reduces or eliminates the effectiveness of drugs, chemicals, or other agents designed to cure or prevent infections. The bacteria survive and continue to multiply causing more harm. Bacteria can do this through several mechanisms. (By google)
The correct answer would be weathering. Can u give brainiest
So the teachers ratio was 9 yellow: 6 blue, which can be simplified to 3 yellow :2 blue
Gina's ratio was 4 yellow: 3 blue
They are not the same
teacher- 3:2
Gina- 4:3
This ratio is in terms of yellow to blue