Social Studies, 08.04.2020 02:51 Jingobob442

Define the following terms in grammatically correct sentences. Each definition should contain the following words: population, selection, fitness, and environment.

(a) Directional selection
(b) Disruptive selection
(c) Stabilizing selection.

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Answer from: bella219rose

Answer/Explanation:

a. Directional selection is a form of natural selection that occurs when the conditions of an environment favors individuals of a population with an extreme trait that makes them have a fitness greater than other individuals with traits of lesser fitness that cannot survive and thrive well in the environment like the individuals with extreme traits that has greater fitness. In directional selection, the environmental condition of an environment favors the selection of individuals with a particular extreme trait only as against others with traits of less fitness.

b. Disruptive selection occurs when selection favors individuals of a population with extreme traits that has greater fitness to survive in an environment, while individuals of average traits with less fitness are selected against. Selection favors individuals of extreme values at both end of the spectrum.

c. Stabilizing selection occurs whereby, selection favors individuals of intermediate or average traits that has greater fitness to survive in an environment , while individuals in the population with extreme traits that have less fitness is selected against.

Answer from: Quest

there are conflicting perceptions. what cannot be denied is that despite a long history of discrimination, they finally chose to bow out in grace and handed over power to the majority. it was a painful experience for them to part with their prerogatives and some chose to leave the country. however, they did decide to bite the bullet and go through the process with minimum obstructions.

presently, whites are still a force to reckon with. they are well educated, have technical and business expertise, they understand imperatives of good governance and are responsible for keeping south africa connected with developed countries. despite a bitter history, they are useful team members of the south african team.

Answer from: Quest

answer; /// i do believe but not sure(nazi propaganda)//(anti-semitism); ( holocaust) plz check first; ///good luck

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