Eukarya are closely related to which organism?
Humans
Prokaryotes
Archaea
Microbes
The 16s gene codes for which organisms?
Eukaryotes
Bacteria
The 18s gene codes for .
16s and 18s are subunits of the ribosome.
What is TRUE about Gram-positive bacteria?
Stain pink or red
Thicker, primarily one layer of peptidoglycan
Contain both N-acetylglucosamine and N-Acetylmuramic acid
Contain teichoic acid in their cell walls
Has an LPS layer
No cell wall
Gram-negative has many interconnected peptidoglycan subunits.
Identify which is gram-negative or gram-positive.
What is TRUE about gram-negative bacterial cell walls?
Multiple layers of peptidoglycan
Many interconnected peptidoglycans subunits
Contains an LPS layer
Stains pink or red
Periplasmic space contains endotoxin
Has Braun Lipoprotein
Few peptidoglycans subunits connected
Mycoplasm have a cell wall
Treating gram positives with antibiotics that inhibit cell wall synthesis forms .
Treating gram negatives with antibiotics that inhibit cell wall synthesis forms .
Mycobacteria are
Alkaline-fast
Acid-fast
Gram-positive
Gram-negative
Neither gram-positive or gram-positive
D amino acids are found in the cell walls of bacteria
Archaea contain which bonds?
Ether bonds
Ester bonds
Covalent Bonds
Ionic Bonds
James Bond
Archaea contains fatty acids instead of isoprenes.
Archaea has L-glycerol D-glycerol( L-glycerol, D-glycerol ) instead of D-glycerol L-glycerol( D-glycerol, L-glycerol ).
What is found in archaeal cell walls?
L-glycerol
Murein
D-glycerol
Pseudomirein
S-layer
Repeating paracrystalline subunits
Capsule layer and S layers protect prokaryotes from their environments. What is the capsule and s layer made of?
The capsule is made of polysaccharides S layer is crystalline proteins or glycoproteins
The capsule is made of proteins or polysaccharides S layer is paracrystalline proteins or glycoproteins
The capsule is made of mitochondria S layer is paracrystalline glucose
The capsule is made of saturated polysaccharides S layer is paracrystalline fatty proteins
Bacteria have N-Acetylmuramic and N-acetylglucosamine acid but Archaea do not.
Label on the picture below which bacteria are gram-negative or gram-positive.
Mycobacteria cause which of the following diseases?
Aids
Leprosy
Tuberculosis
Coronavirus