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Chapter 6 questions
Microbiology
Question | Answer |
---|---|
List five organelles containes in microbial eukaryotic cells | nuclei, mitochondria, endoplasmic reticulum, Golgi apparatus and vacuoles |
What is the defining characteristic of a eukaryotic cell? | nuclei |
How can an antibody molecule be exocytosed? | antibodies are packaged into a membrane vesicle that fuses with the cele membrane to form a pore through which the antibodies are releaded outside the cell |
What is a lysosome? | a eukaryotic organell that is full of toxic chemicals & degradadative enzymes--when a phagocyte phagocytoses a microbe--lysosome & phagosome fuse so the lysosomal contents can kill and degrade the microbe |
How do eukaryotic flagella and cilia differ from bacterial flagella? | eukaryotic flagella & cilia--organelles that contain 9 pairs & 2 microtubules in a membrane--whole structure beats back and forth--bacterial flagella protrude from cell as a single helical filament--1 protein & no membrane--rotate filament- propels bact. |