Bio Chapter 3 Flashcards
Sugar coat that secretes from the cell wall
Glycocalyx
Rigidly organized and hiding from immune system
Capsule
Loosely organized and helps bacteria STICK
Slime Layer
Long Carb Chain
Short Amino acid segments
Gram Positive
Thick Layer of Pepto glycan
Attached to cell memb by Teichoic acids
Gram Positive
Cell wall type can determine….
which antibiotic to use
Can treat both G+ and G-
Broad Spectrum Antibiotics
What does “non specific” mean in terms of antibiotics?
They kill EVERYTHING not just what is infected, which messes with your gut
Gram Negative bacteria have a toxin in the….
2nd outer membrane
Hollow tube made of protein flagellin
Flagella
The Flagella is…. (name 3 things)
External to the cell wall
Whirls in a circle
Motility is disorganized and chaotic “run and tumble”
Same structure as flagella just shorter
- for sticking to surfaces
Fimbriae
Hollow tube that enables bacteria to connect to another
Sex Pilus
Describe how the Sex Pilus functions
The builder sends a copy of its own DNA to the receiver.
The receiver either eats the DNA or take the DNA and use it as its own
Bacterial DNA has one circular…
chromosome
