Microbiology - Bacteria
Über den Vortrag
Der Vortrag „Microbiology - Bacteria“ von Jonathan Clark ist Bestandteil des Kurses „Biology: Basic“. Der Vortrag ist dabei in folgende Kapitel unterteilt:
- The Bacterial Cell
- Classification of bacteria
- Bacterial Culture
- Bacterial Toxins
- Important Bacteria Genera
- Summary
Quiz zum Vortrag
In bacteria, spores are
- A means of surviving difficult and extreme conditions
- dormant, until conditions improve
- are produced only by some species of bacteria
- gametes
- part of the life cycle of all bacteria
Which of the following is not found in prokaryotes
- mitochondria
- Golgi complex
- Cell wall
- Cell membrane
- Cytoplasm
A Gram stain will colour a Gram-positive bacterium -
- purple
- blue
- pink
- red
- yellow
A Gram stain will colour a Gram-negative bacterium pink because they have
- a much thinner layer of peptidoglycan in the cell wall
- they do not retain the Gram dye in their cell wall
- they have an outer membrane
- they do not have a flagella
- they are not prokayotes
The bacterial cell wall is made mainlyof
- peptidoglycan
- a polymer of sugars and amino acids
- polysaccharides
- lipids
- ribosomes
Bacterial DNA exists in the form of a
- single chromosome
- occasionally a number of plasmids
- a double helix structure the same as in eukaryotes
- pair of chromosomes
- chromatin within the nucleus
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Dozent des Vortrages Microbiology - Bacteria
Jonathan Clark
In 20 years as a tutor, Jonathan Clark has helped many people get into university and college. He teaches Biology, Psychology and Chemistry in Hertfordshire and North London.
He has an Oxford degree in Experimental Psychology and Biochemistry and also has a commended MSc in Information Science from Hertfordshire University.
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