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Definition
| favorable traits in a population |
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Term
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Definition
| The development of a variety of species from a single ancestral form; occurs when a new habitat becomes available to a population. |
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Definition
| Common to all species in a group |
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Definition
| A trait that is morphologically and functionally similar to another, but which arose from a different ancestral condition. |
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Definition
| The kingdom of single-celled organisms that live under extreme environmental conditions and have distinctive biochemical features. |
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Definition
| The process of intentional or unintentional modification of a species through human actions which encourage the breeding of certain traits over others. [dogs] |
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Definition
| The molecule which is the source of energy for most metabolic processes in living organisms. [Nucleotide/nucleic acid] |
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Term
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Definition
Feathers
hallow bones
homeothermic
4 chamber heart
air sacs |
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Term
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Definition
| Portion of Earth where life exists. |
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Term
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Definition
| When species population is reduced, then increased again; small genetic pool. |
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Definition
| Energy for body metabolism/processes. |
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Term
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Definition
| Simpilist entity exhibiting all properties of life. |
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Term
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Definition
Cell division resulting in two daughter cells that are genetically identical to each other and to the parent cell.
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Term
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Definition
| Cell division resulting in four rather than two daughter cells. A special form of cell division in which each daughter cell receives half the amount of DNA as the parent cell. Meiosis occurs during formation of egg and sperm cells in mammals. |
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Term
| Living Things (characteristics) |
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Definition
Order
metabolism
motility
respond
reporoduction
growth & development
heredity
evolution |
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Term
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Definition
| All living organisms in a particular area at the same time. |
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