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How do directional selections and stabilizing selection differ and do they tend to increase or decrease diversity?

Well, Directional Selections and Stabilizing selections are different because in Directional Selection, the frequency of a particular trait moves in one direction in a range, while in Stabilizing Selection, the distribution becomes narrower, tending to "stabilize" the average by increasing the proportion of similar individual. Also, I'm not sure about this but I think the continued gene flow tends to decrease the diversity between populations.


Tends to favor phenotypes at one extreme of the range of variation?

This is called directional selection, where the environment selects for individuals with traits at one extreme of the phenotypic range. Over time, this can lead to a shift in the average phenotype toward that extreme.


What are the three patterns of of natural selection?

The three patterns of natural selection are directional selection, stabilizing selection, and disruptive selection. Directional selection favors individuals at one extreme of a trait distribution, stabilizing selection favors the intermediate phenotype, and disruptive selection favors individuals at both extremes of a trait distribution.


What type of selection is this?

This is artificial selection, where humans intentionally choose specific traits to breed in organisms for desired outcomes.


The type of selection in which individuals at one end of a curve have the highest fitness is called?

Directional selection. In this type of selection, the advantageous trait in a population shifts towards one extreme as individuals with that trait have higher fitness and are more likely to survive and reproduce.

Related Questions

What kind of natural Selection would eliminate one extreme?

Directional selection


Directional selection tends to eliminate?

Directional selection tends to eliminate individuals at one extreme of a trait spectrum, favoring those at the opposite extreme. Over time, this can lead to a shift in the average value of the trait within a population.


Selection favors one extreme form of a trait in a population.?

Tends to result in a population whose individuals have extreme traits is what? ----> it is directional selection


What selection favors organisms with phenotypes that are at one extreme rlative to the average phenotype?

Directional selection favors organisms with phenotypes at one extreme relative to the average phenotype. This occurs when individuals with traits at one end of a spectrum have higher fitness, leading to a shift in the population towards that extreme phenotype.


How do directional selections and stabilizing selection differ and do they tend to increase or decrease diversity?

Well, Directional Selections and Stabilizing selections are different because in Directional Selection, the frequency of a particular trait moves in one direction in a range, while in Stabilizing Selection, the distribution becomes narrower, tending to "stabilize" the average by increasing the proportion of similar individual. Also, I'm not sure about this but I think the continued gene flow tends to decrease the diversity between populations.


Tends to favor phenotypes at one extreme of the range of variation?

This is called directional selection, where the environment selects for individuals with traits at one extreme of the phenotypic range. Over time, this can lead to a shift in the average phenotype toward that extreme.


What is the difference between directional and disruptive selection?

I'm not sure what "stabilizing directional" selection is, but if you get out a bell curve graph... Stabilizing selection tends to select for individuals around the average, or mean, of a population, which technically makes the curve steeper. Directional selection shifts the average in one direction (shifts the whole curve in one direction). Disruptive selection creates two new averages, which means it splits the one curve into two, smaller, separate curves.


What are the three patterns of of natural selection?

The three patterns of natural selection are directional selection, stabilizing selection, and disruptive selection. Directional selection favors individuals at one extreme of a trait distribution, stabilizing selection favors the intermediate phenotype, and disruptive selection favors individuals at both extremes of a trait distribution.


When individuals at only one end of a bell shaped curve of phenotype frequencies have high fitness the results is?

Directional Selection.


In a population of horses an extreme phenotype is favored and the distribution of genes in that population shifts toward that phenotype What is the process called?

The process is called directional selection, where one extreme phenotype is favored over others in a population, resulting in a shift in the frequency of genes towards that phenotype over generations.


What do stabilizing selection directional selection have in common?

They both decrease genetic variation .


When selection causes the frequency of a particular trair to move in one direction?

Directional Selection