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Microbiology
Microbiology Chapter 3
| Question | Answer |
|---|---|
| Matrix formed outside the plasma membrane is referred to as | Glycocalyx |
| The cell organelles found only in algae and plant cells are | Chloroplasts |
| Peptidogylcan is typically found in the | Cell wall |
| Chitin is component of the cell wall of | Fungi |
| Bacteria that have a single polar flagellum at one end are referred to as | Monotrichous |
| Bacteria that have flagella that are distributed over the general cell surface are referred to as | Peritrichous |
| Pili are also called | Fimbriae |
| The structures that can move fluid ,mucus, or cells over the surface are | Cilia |
| The fluidlike portion of a cell is referred to as | Cytosol |
| Which of the following structure i shaped like a hollow cylinder made out of tubulin proteins? | Microtubules |
| The cell organelle responsible for packaging of proteins is the | Golgi complex |
| Which of the following cell organelles contain digestive enzymes? | Lysosomes |
| Which of the following organelles contain oxidative enzymes capable of oxidizing toxic substances? | Perioxisomes |
| Stroma is a component of | Chloroplasts |
| Which of the following organisms produces toxins that target cholesterol? | Streptococcus pyogenes |
| The intracellular fluid has a high concentration of | Potassium |
| Which of the following is an active transport mechanism? | Pinocytosis |
| Which of the following transport mechanism transports water across the plasma membrane? | Osmosis |
| The movement of molecules through a membrane from an area of high hydrostatic pressure to an area of lower hydrostatic pressure is | Filtration |
| Enzymes that remove functional groups from a substrate without adding water, or that add functional groups to a double bound are called? | Lyases |
| Chemically, most enzymes are | Proteins |
| The compound that enters the Krebs cycle and combines with oxaloacetic acid is | Acetyl-CoA |
| Formic acid is a fermentation product of | Actinomyces |
| The central dogma concerning the flow of information from genetic material was first introduce by | Francis Crick |
| The anticodon are located in | tRNA |
| Binary fission is a form of reproduction used by | Bacteria |
| In which phase of mitosis do the chromatids separate? | Anaphase |
| DNA replication occurs in which phase of the cell cycle? | S phase |
| Nonchromosomal DNA molecules found in a bacterial cell are | Plasmids |
| The actual genetic makeup of organism is referred to as its | Geneotype |
| The sterol-like molecule in bacteria plasma membranes is a(n) | Hopanoid |
| Movement of bacteria toward or away from a particular stimulus is called | Taxis |
| The nucleus is surrounded by a(n) | Nuclear envelope |
| An enzyme that requires a coenzyme/ cofactor to function, but does not have one bound is called | Apoenzyme |
| The allosteric site is a component of | Enzyme |
| The organelle necessary for photosynthesis is a(n) | Chlorplast |
| A special structure formed by some bacterial cells to allow them to survive in harsh conditions is called a(n) | Endospore |
| The transfer of genetic material during direct cell to cell contact is called | Conjugation |
Created by:
litigre89