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25 Cards in this Set
- Front
- Back
- 3rd side (hint)
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levels of biological organization |
1 atom 2 molecules 3 cell 4 tissue 5 organ 6 organ system 7 organism 8 population 9 community 10 ecosystem 11 biosphere |
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3 domains |
bacteria archaea eukarya |
b.a.e. |
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Darwin natural selection |
descent with modification species showed evidence of this |
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evolution |
process of which population's accumulate adaptations over time to become more suited for their environment . may be considered unifying concept because it explains so many aspects of biology |
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scientific process |
observation - hypothesis -prediction - conclusion |
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hypothesis |
possible explanation for event |
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deductive reasoning |
occurs when a person uses creative thinking to combine isolated facts into a cohesive whole |
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controlled experiment |
where one group is not exposed to the experimental variable |
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theory |
body of interconnected concepts |
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water properties |
solvency cohesion and adhesion high surface tension high heat capacity high heat of vaporization varying density |
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cohesion |
ability of water molecules to cling to each other due to hydrogen bonding |
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adhesion |
ability of water molecules to cling to other polar surfaces |
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carbs |
used as energy all living things structural roles polymers of monomers called saccharides or sugars monosaccahrides disaccharides polysaccharide |
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lipids |
butter cheese ice cream lard oil |
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protiens |
eggs, milk,meat,beans, nuts |
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nucleic avids |
polymer of nucleotide. ex DNA and rna |
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monomers |
molecule that's a subunit ex. sugar is a monomer of startch |
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chitlin |
polymer of glucose |
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cellulose |
polysaccharide that is the major complex carb in plant cell walks |
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starch |
plant, polysaccharide comped of glucose molecules joined in linear fashion |
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saturated fats |
lacks double bonds between carbons |
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unsaturated fats |
molecule that had one or more double bonds between carbons |
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phospholipid |
forms bilateral plasma membranes polar head bonded by 2 nonpolar tails |
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carbon |
bond to 4 other elements bc it is small |
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most common elements |
carbon, hydrogen , oxygen, nitrogen c.o.n. H |
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