MICROBIOLOGY EXAM 1
(ACTUAL 2025-2026) WITH
VERIFIED SOLUTIONS
Instructions
All answers are underlined.
Questions
3 types of transport protein <answer>uniport
antiport
symport-coupled
Acid Fast Cell Walls: <answer>- like gram positive cell
walls
- waxy lipid (mycolic aid)
,-mycobacterium
Nocardia: resist the decolorization with acid alcohol
Actinomycetes <answer>look like molds but their cells
are prokaryotic
they have filamentous growth are some produce asexual
spores
Genus streptomyces produces geosmin which gives soil
its "fresh dirt smell"
also produces many different antibiotics
Agostino Bassi <answer>Believed that silk worm disease
was caused by a fungus
Alexander Fleming <answer>• Discovered the 1st
antibiotic
• It was penicillin and it was totally found by accident
Staphylococcus agues
, algology <answer>study of algae
anaerobic <answer>don't require O2 for growth
Antiport <answer>2 molecules in 2 different directions
Anton van Leeuwenhoek <answer>• 1st cells observed
under the microscope
also made the original electron microscope: 10 mil X
archaea <answer>♣ Can resist severe conditions
♣ Lack peptidoglycan
♣ Based off of Eucharia
♣ Methanogens
• Anaerobic
o O2 is toxic
• Produce methane
♣ Extreme halophiles
• Require salt concentration of around 2.5%
(ACTUAL 2025-2026) WITH
VERIFIED SOLUTIONS
Instructions
All answers are underlined.
Questions
3 types of transport protein <answer>uniport
antiport
symport-coupled
Acid Fast Cell Walls: <answer>- like gram positive cell
walls
- waxy lipid (mycolic aid)
,-mycobacterium
Nocardia: resist the decolorization with acid alcohol
Actinomycetes <answer>look like molds but their cells
are prokaryotic
they have filamentous growth are some produce asexual
spores
Genus streptomyces produces geosmin which gives soil
its "fresh dirt smell"
also produces many different antibiotics
Agostino Bassi <answer>Believed that silk worm disease
was caused by a fungus
Alexander Fleming <answer>• Discovered the 1st
antibiotic
• It was penicillin and it was totally found by accident
Staphylococcus agues
, algology <answer>study of algae
anaerobic <answer>don't require O2 for growth
Antiport <answer>2 molecules in 2 different directions
Anton van Leeuwenhoek <answer>• 1st cells observed
under the microscope
also made the original electron microscope: 10 mil X
archaea <answer>♣ Can resist severe conditions
♣ Lack peptidoglycan
♣ Based off of Eucharia
♣ Methanogens
• Anaerobic
o O2 is toxic
• Produce methane
♣ Extreme halophiles
• Require salt concentration of around 2.5%
