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6 Cards in this Set

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Yeast
-350 species of yeast
-common name given to unicellular ascomycetes
Yeast Reproduction
asexually by fission or budding. in budding, a small cell forms from a large cell and pinches itself off from the large cell.
Chitin
-the tough polysaccharide found in the hard outer covering of insects. plant cells have walls made of cellulose, a different polysaccharide.
Mushrooms have walls made of Chitin.
Halophiles
bacteria: tolerate or require high lvls of salt to survive
thermophiles
bacteria: optimal conditions are hot (80 degrees to 100) and acidic (pH 2-4)
methanogens
bacteria: obtain energy by making methane gas from other organic compounds
-poisoned by oxygen