Question

courses > principles of biology i > assignments > lrnr - chapter 4 > 4.2 prokaryotic cells
4.2 prokaryotic cells
the gram - negative bacillus escherichia coli uses ______ during reproduction.
pili
capsule
flagella
fimbriae
cell wall

Explanation:

Pili are involved in bacterial conjugation, a form of horizontal gene - transfer during reproduction in bacteria like Escherichia coli. Capsules are for protection, flagella for movement, fimbriae for adhesion, and the cell wall provides structural support.

Answer:

pili