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17 Cards in this Set
- Front
- Back
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The scientific method requires that experiments be what two things? |
Reproducible & predictive |
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How did early microbiology disprove spontaneous generation? |
Experiment where pasteur used boiling funnel and trapped dust from getting in but air could. Tyndall couldn’t repeat but Cohn solved problem |
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What are the important properties of endospores? |
They can’t be killed by boiling because of the cortex. And only if media had these originally would they show up |
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Difference between prokaryotes and eukaryotes? |
Prokaryotes include bacteria and archaea no nucleus. Eukaryotes include eukarya and have nucleus |
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What does “diffusion limited” mean in prokaryotes? |
Limited by how fast large molecules can diffuse within cells that lack an endomembrane system |
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Which of bacteria, archaea, and eukarya has a nuclear membrane? |
Eukaryotes |
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Which of bacteria, archaea, and eukarya has peptidoglycan for a cell wall? |
Bacteria |
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Does bacteria have a cytoskeleton? |
Yes - organizes PG synthases and division septum |
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What is eukaryas cytoskeleton made of? |
Actin & tubulin |
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Components of virus? |
Not living, DNA OR RNA, protein coat |
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Arguments for and against phage therapy? |
For: can be used to treat instead of antibiotics Against: need a diff phage to kill each bacteria, 50% success, some live bacterial hosts, can be toxic |
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Components of algae? |
Chloroplasts for photosynthesis can have cilia |
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2 fungi life forms |
Yeasts (37 degrees C) & molds (25 degrees C), saprophytes |
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Protozoa components? |
Endocytosis (engulf food particles), can have cilia |
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Components of viroid? |
Infectious RNA |
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Components of viroid? |
Infectious RNA |
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Components of prion? |
Infectious protein |
