Microbiology Lecture Final Review | Baamboozle - Baamboozle

English 54 Public

Review over lecture units 1-4

Study Slideshow

What is the fungal cell wall composed of?

Chitin!

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Give two examples of fermentation products.

Cheese, beer, wine, fingernail polish remover.

10

Give 3 reasons why fungi are significant/important.

They are decomposers, food sources, used in research, as antibiotics. They can also be pathogenic.

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What is meant by fungal dimorphism?

Fungi can be either unicellular or multicellular, depending on their environment.

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What are the 4 major macromolecules found in all cells?

Lipids, carbohydrates, proteins and nucleic acids. Can you name an example of each one?

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Why are biofilms a concern in healthcare?

Because they are resistant to destruction and antibiotics.

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Name an endospore forming bacteria and the disease it causes.

Bacillus anthracis - Anthrax. Clostridium difficile - pseudomembranous colitis/c.diff

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This pathogen, transmitted via the fecal-oral route, produces symptoms such as "rice-water" stools, dysentery and dehydration.

Vibrio cholera.

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This bacterium infected your SI Leader in late 2023, giving me respiratory symptoms for weeks. Why wasn't I prescibed penicillin to help fight it?

Mycoplasma pneumoniae lacks a cell wall, which is what penicillin targets. (peptidoglycan specifically)

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What is the end result of meiosis?

4 genetically distinct daughter cells

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How does a photoautotroph get its carbon? Where does it get it's energy?

Through fixation of carbon dioxide and through sunlight.

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This enzyme separates double-stranded DNA, by breaking hydrogen bonds.

Helicase

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What are the 3 methods of horizontal gene transfer?

Transduction, transformation and conjugation.

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These are mutant, infectious proteins that cause the mutation of other proteins. Disease caused by these are neurodegenerative and uniformly fatal.

Prions.

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This is a double stranded polymer of nucleotides, connected by 5'-3' phosphodiester bonds.

DNA!

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Give 2 uses of PCR.

Diagnostics, Forensics, Ancestry/Paternity, Agriculture (to find crop pathogens, or for breeding purposes), etc

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