Galen BIO 2100 Exam 1 Updated Version 2023 2024 Questions and Correct Correct answerwers Pass For Sure acellular consist of what - Correct answer viruses and prions These are not considered living because they are below the level of the cell
Acid-fast cell walls are present in what - Correct answer mycobacterium
Animals use what and produce what? - Correct answer use O2 and produce CO2
Bacteria contains what> - Correct answer peptidoglycan in their cell walls
bacterial cells utilize their flagella for movement through a process called?? - Correct answer running and tumbling
Carolus Linnaeus - Correct answer Father of taxonomy
Characteristics of endospores - Correct answer - highly durable, withstand dehydration, and have very thick walls, stable for many years
Characteristics of protozoa? - Correct answer classified by their method of locomotion, unicellular and all of them are eukaryotic
Consider a gram-positive cell in a hypertonic solution. If the peptidoglycan were damaged, what would happen to the cell? - Correct answer The cell would shrink or crenate
define a biofilm - Correct answer a thin, slimy film of bacteria that adheres to a solid surface.
Define a compound microscope - Correct answer a microscope that uses a series of lenses to magnify the image.
define a cytoskeleton - Correct answer made up of microfilaments, intermediate filaments and microtubules. Resides in a eukaryotic cell
define a light microscope - Correct answer (LM) an optical instrument with lenses that refract (bend) visible light to magnify images and project them into a viewer's eye or onto photographic film
define a nucleoid - Correct answer contains the bacterial chromosome
define a prion - Correct answer proteins that are infectious
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define a virus - Correct answer needs a host to live. Does not have metabolism and cannot replicate without a host
Define acid stain - Correct answer an example of differential staining. It's important in diagnosing mycobacterial infections.
define acid-fast cell walls - Correct answer they have mycolic acid
define algae - Correct answer they can make their own sugar using carbon from the air and energy from sunlight. They live in wet environments
Define amphitrichous - Correct answer flagella at both ends of the cell
Define an antibiotic - Correct answer chemicals produced by bacteria and fungi that inhibit or kill other microbes
define animalia kingdom - Correct answer includes sponges, worms, insects, and animals with backbones. they obtain nutrients and energy by ingesting organic matter from others and through a mouth.
define archaea - Correct answer does not have peptidoglycan in their cell walls. They live in very extreme environments
define archaea when it comes to atypical cell walls - Correct answer some bacteria in this domain have cell walls made up of polysaccharides and proteins but not peptidoglycan
Define aseptic technique - Correct answer Methods and procedures used in the laboratory to prevent contamination of the work area, the worker and the cultures with microorganisms.
Define Atrichous - Correct answer no flagella
Define atypical cell walls - Correct answer some prokaryotic cells have no cell wall or little cell wall material
define bacteriology - Correct answer study of bacteria
Define biochemistry/metabolism - Correct answer how things function on a metabolic level
Define bionomial nomenclature - Correct answer each organism is referred to by a two- part name (epithet)
Define bioremediation - Correct answer some microbes degrade wastes
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