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Definition
| Changes in gene fequencies resulting from selective pressures being placed on a population by environmental factors. |
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| Biological changes occuring iwthin a lifetime that reduces the stress caused by stressful changes in the natural climate or by complex environmental stressors |
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| Temporary Acclimatization |
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Definition
| Occurs rapidly and the effects fade once the environmental stress has been removed |
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| Permanent acclimitization |
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Definition
| Effects remain after the stressor is removed |
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Definition
| A typical response to immersion of the hand in cold water. This is caused by fluctuations in blood flow because of sudden opening of arteries and veins that were previously being constricted to conserve heat |
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Definition
| Any factor disrupting homeostasis |
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| The condition of balance or stability within a biological system |
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| "Small Skeleton" - part of the skeletal index |
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Definition
| "Middle Skeleton" - 51-52.9, part of middle skeletal index |
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| "Large Skeleton" - 53 and over. Part of the skeletal index |
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Definition
| Narrow or long-headed - cranial index |
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Definition
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Definition
| Round headed - Cranial Index |
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Definition
| Even more rounded - Cranial Index |
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Term
| Cranial Capacity using the Lee-Pearson formula |
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Definition
Males: .000337 (cephalic length -11)x(cephalic breadth - 11)(ear-head height-11) + 406.01
Females: .0004 (cephalic length - 11)(cephalic breadth - 11)(ear-head height - 11) + 206.6 |
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