Bacteria Morphology
Chemotaxis is a phenomenon of

swimming away of bacteria
swimming away or towards of bacteria in presence of chemical compound
swimming towards a bacteria
None of these

ANSWER DOWNLOAD EXAMIANS APP

Bacteria Morphology
The cell wall of

gram-negative bacteria are thicker than gram-positive bacteria
gram-positive bacteria are thicker than gram-negative bacteria
none of these
both have same thickness but composition is different

ANSWER DOWNLOAD EXAMIANS APP