Bacteria Morphology
Chemotaxis is a phenomenon of

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

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Bacteria Morphology
The next to last step in peptidoglycan biosynthesis is

removal of the subunit from bactoprenol
linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain
synthesis of the NAM-peptide subunit
cross-linking the peptide side chains of peptidoglycan

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