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26 Cards in this Set
- Front
- Back
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Define Population |
Localized groups of organisms that belong to the same species. |
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Define Community |
Populations of species inhabiting an ecosystem. |
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Define Ecosystem |
An energy processing system of community interactions. |
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Define Biomes |
major ecosystem types - classified by vegetation and combination of plants and animals |
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Define Biosphere |
Sum of earth's ecosystems |
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Define Emergent Properties |
A reflection of the interactions between the components contributing to the make up of each organizational level. |
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Define Holism |
Studying the system as a whole through the study of interactions among the systems parts. |
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Define Reductionism |
Complex systems can be understood by studying the individual components. |
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Who is Robert Hooke? |
In 1665 he developed the term 'cell'. |
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Who is Anton van Leeuwenhoek? |
In 1674 he reported the discovery of protozoa and bacteria. |
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Who is credited with the development of the cell theory? |
Schleiden and Schwann |
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What is the cell theory? |
1. Cells are the universal building blocks of all forms of life. 2. All living cells are formed by the division of existing cells. |
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What are the common features of all cells? |
They are all enclosed by membranes and they use DNA as their genetic information.
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Define nucleotide |
Nitrogenous base, five carbon sugar and phosphore group that makes up DNA (A,C,T,G) |
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Define gene expression |
The sequence of nucleotides. |
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Define genome |
'Library' of genetic instructions that an organism inherits.
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Define gene |
Heritable information |
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Define genomics |
the study of genomes |
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What is evolution? |
The one unifying biological theme |
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Define taxonomy |
The classification and naming of organisms |
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Define systematics |
The study of biodiversity in an evolutionary context. |
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What is the current taxonomy scheme? |
Bacterial, archaean, protistan, plantae, fungi, animalia |
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What are the three domains? |
Baceria, archea, eukarya |
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What are the other taxonomic groups? |
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species |
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The distance of an electron from the nucleus in determined by what? |
Energy Levels; electron configuration is responsible for the chemical behavior of an atom |
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What are the major elements? |
C, H, O, N, P, S, K, Ca, Mg, Na, Cl |
