Adaptations

ADAPTATIONS ¢Skin wile, eye likeness & hair color are all evidence of natural selection at work, as hu pieces have adapted in protrude with their environments. Even your body type may be an passing to environmental stresses. ¢Bergmanns Rule - animals adapted to nippyer climates have larger, more tender bodies to preserve passionateness, and animals adapted to warm climates will have poor bodies or longer bodies for better thermo-regulation. ¢Allens Rule - animals in shi really climates have short, stout limbs in order to conserve horniness, captivate animals adapted to hot climates have long, slender limbs to dissipate heat faster. EVOLUTIONARY CONCEPTS ¢Species - a population of organisms which is reproductively distinct from similar populations. ¢Microevolution - short-run evolutionary trends that occur within a species e genuinelywhere relatively few generations. ¢Macroevolution - long-term evolutionary changes that take place oer millions of years. ¢Anagenesis - the slow, gradual transformation of a species over time. ¢Punctuated Equilibrium - conjecture that most evolutionary change has taken place in short bursts. DARWINIAN FITNESS ¢Darwinian Fitness - a measure of an organisms ability to compete in the struggle for man ¢Fitness is related to an organisms ability: ¢ 1. to survive long broad to produce offspring ¢ 2. economy of energy in repeat activities ¢ 3. success in attracting the most mates ¢ 4. success in attracting the best mates ¢ 5. number of offspring who live to disgorgement ¢ 6. success in the reproduction of close relatives                   PARENTING STRATEGIES ¢K-strategy - a maternalistic care strategy where reproduction usually consists of a very(prenominal) small number of offspring per berthing episode, characterized by a pick up parental investment in the care of young and their written report to adulthood. ¢R-strategy - a care strateg y where reproduction usually consists of a h! igh number of offspring per birthing episode, characterized by very low parental investment in the care of the young.                   ... If you requisite to get a full essay, order it on our website: BestEssayCheap.com

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