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32 Cards in this Set
- Front
- Back
- 3rd side (hint)
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7 characteristics of living things |
1: made of cells 2: respond to stimulus 3: homeostasis 4: acquire/use energy 5:grow 6: reproduce using DNA 7: evolve |
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Steps of scientific method |
1: observe 2: hypothesis 3: experiment 4: analysis 5: report |
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Francesco Redi |
Falsified the idea of spontaneous generation in maggots |
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Miller & urey |
Falsified spontaneous generation of microorganisms in broth |
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3 types of microscopes |
Electron: most powerful Compound light: magnification 400 Stereo dissecting: weakest |
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Prokaryotic vs eukaryotic |
Eukaryotic has a nucleus |
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Taxonomy |
The science of naming and classifying organisms |
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Aristotle |
Classified organisms into2 groups plants and animals |
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Linnaeus |
Developed binomial nomenclature which is scientific name including genus and species |
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3 domains of organisms |
Bacteria, archers, eukarya |
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Dkpcofgs |
Domain, kingdom, phylum, class, order, family, genus species |
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Virus and prion |
Can not exist outside of a host. Have no cells. Prions are infectious fragments of proteins |
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Four kingdoms of eukarya |
Protista: many organelles, mostly unicellular...amoeba. Fungi: multicellular, heterotrophic, cell walls... Mushroom Plantae : cell walls, autotrophic... Trees, flowers, moss Animalia: no cells walls, heterotrophic...insects, fish, humans
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Plankton |
Microscopic organisms of lakes and oceans |
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Protist kingdom |
Slime molds Unicellular algae Protozoans |
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Why aren't fungi considered plants |
Can not make own food Cell walls made of chitin |
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Bryophytes |
Non- vascular plants |
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Vascular plants |
have conductive tissue that transports water and minerals |
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Gymnosperms |
Conifers ... Pine |
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Angiosperms |
Flowers and grasses |
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Annelids |
Segmented worms |
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Arthropods |
Joint footed animals: spiders, crabs, insects |
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Mollusks |
Slugs snails octopus squid clam |
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Echinoderms |
Spiny skinned animals: sea stars sand dollars |
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Phylum with most species |
Arthropods |
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Most common elements in living systems |
Carbon Hydrogen Oxygen Nitrogen Phosphorus Sulfur |
CHONPS |
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How much electrical charge does an atom have? |
None |
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Electron charge |
Negative |
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Capacity levels for 3 electron shells individually |
First shell:2 Second energy shell:8 Third: 18, but can be satisfied with 8 |
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Atomic# |
# of protons in an atom |
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Atomic mass |
Sum of protons and neutrons in an atom |
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3 kinds of chemical bonds |
Ionic: one atom gains electrons and one atom loses. Both atoms become ions Covalent: atoms share electrons Hydrogen: bond between already bonded hydrogen atom and an already bonded oxygen or nitrogen atom |
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