Question

Gram positive and gram negative bacteria found in foods

Answer 1

1. gram positive bacteria appear purple colour under the microscope and gram negative bacteria appear pink colour under the microscope .
2.in gram positive bacteria outer membrane is present and in gram negative bacteria outer member is absent.
3. in gram positive bacteria cell wall is smooth and in gram negative bacteria cell wall is wavy.
4.In gram positive bacteria lipid content is low and in gram negative bacteria lipid content is high.