<span>Mutations sometimes improve the chances of survival for an animal.
But rather rarely. Advantageous mutations do happen, but neutral and harmful mutations are way more common.
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Some examples could be Giraffes with long necks and the darkening of London's peppered moths after the industrial revolution. Direct selection is the shift of the population of one species towards a certain phenotype. -reference.com
Tropical Rain Forest: located near the equator and contains trees that form dense canopy layers.
Savanna: is very hot and dry, and has plants that need very little water
Desert: has warm temperatures and is dominated by grasses
Taiga: has cold winters, heavy snowfall and is dominated by conifers
Tundra: has sparse vegetation and very cold temperatures
Hope it helps you
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Answer:
the k stratagy usually represents elephants or humans
Explanation: does this help?
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