Bacterial Cell Wall Structure Flashcards

Fill-in-the-blank practice flashcards for studying Gram-positive and Gram-negative bacterial cell wall structures.

FIGURE 2.12 shows a comparison of gram-positive and __________ bacterial cell walls.

gram-negative

In the Gram-negative bacterial cell wall structure, the outer membrane features transport channels known as __________.

Porins

The outer membrane of Gram-negative bacteria contains large surface molecules called __________.

Lipopolysaccharide

In Gram-positive bacterial cell walls, __________ acid spans through the peptidoglycan layer and anchors into the cell membrane.

Lipoteichoic

Associated with the thick peptidoglycan layer of Gram-positive bacteria is __________ acid, which does not attach to the membrane.

Teichoic

The fluid-filled area located between the outer membrane and cell membrane is called the __________ space.

Periplasmic

Both gram-positive and gram-negative bacterial cell walls contain a structural layer of __________.

Peptidoglycan

Gram-negative bacteria possess a specialized membrane external to the peptidoglycan layer termed the __________ membrane.

Outer

Proteins embedded within the inner membrane layer are referred to as membrane __________.

proteins

The fundamental phospholipid layer beneath the periplasmic space in both cell wall types is the __________ membrane.

Cell