MI 1.2

fluoroquinolones

antibiotics that stop the supercoiling of chromosomal DNA replication

tetracyclines

antibiotics that prevent continuation of protein synthesis

sulfonamides

antibiotics that interfere with folic acid biosynthesis

penicillins

antibiotics that interfere with the production of cell wall

conjugation

DNA moves from one cell to another on a pilus when bacteria cells get in close proximity

transformation

one cell bursts leaving naked DNA, another cell picks up DNA

transduction

bacteriophage carries plasmid with DNA from one bacteria to another bacteria cell

gram positive

thicker peptidoglycan layer, no outer membrane

gram negative

thin layer of peptidoglycan, has outer membrane

gram +

which cell holds crystal violet dye?

gram -

which cell does not hold crystal violet dye?

antibiotic

a substance produced by or derived from a microorganism and able in dilute solution to inhibit or kill another microorganism

antibiotic resistance

resistance to one or more antibiotics, usually due to additional genetic information

nucleoid

the DNA containing area of a bacteria cell

plasmid

a small ring of DNA that carries accessory genes separate from those of the bacterial chromosome