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Will shift populations toward a beneficial but extreme trait value?
Wiki User
∙ 12y ago
St.elmo
Wiki User
∙ 12y ago
A process that shifts populations toward a beneficial but extreme trait value is called directional selection. This occurs when individuals with traits at one end of the spectrum have a higher fitness, leading to the gradual increase in frequency of that trait in the population over time.
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How would the snake and insect populations be affected if the bird population decreased due to humans hunting birds in the area?
If bird populations decrease, snake populations may increase as they have fewer predators. Insect populations may also increase without birds to regulate their numbers, leading to potential ecological imbalances. This shift can disrupt the natural ecosystem and create challenges in maintaining biodiversity.
Which statement most accurately describes the population shift in the chart?
The population shift in the chart shows a gradual increase over the 10-year period, with a slight decline in the last couple of years. Overall, the population has grown steadily over the decade but has started to show signs of leveling off recently.
How do you think society changed once the populations became more concentrated?
As populations became more concentrated, societies began to experience increased urbanization, leading to greater division of labor, technological advancements, infrastructure development, and social complexity. This shift also brought about challenges such as overcrowding, resource management issues, and increased inequality. Overall, concentrated populations have shaped societies by fostering various economic, cultural, and political changes.
How did the geographical concentration of African people change as a result of the Atlantic slave trade?
Large populations of Africans emerged in North and South America and the Caribbean.
What is the most populous regions of the world has the least proportion of rural population?
The most populous region in the world with the least proportion of rural population is East Asia. This region includes countries like China, Japan, and South Korea, which have high urbanization rates and large urban populations compared to their rural populations. The rapid industrialization and economic development in this region have led to a significant shift of people from rural to urban areas.
What is the shift in the light of a galaxy toward the red wavelength called?
This phenomenon is called red shift.
What is a Doppler red shift and a Doppler blue shift?
A Doppler red-shift is a shift in recognizable features of a star's spectrum from the wavelengths where we know they belong toward longer wavelengths. Such a shift can be caused by the star's moving away from us, and that's how it's interpreted when astronomers see it. A Doppler blue-shift is a shift in recognizable features of a star's spectrum from the wavelengths where we know they belong toward shorter wavelengths. Such a shift can be caused by the star's moving toward us, and that's how it's interpreted when astronomers see it.
How is the blue shift related to the lifecycle of a star?
Not at all. "Blue shift" refers to a shift of features in the star's spectrum toward shorter wavelengths, for stars that are moving toward us. It has nothing at all to do with the composition or properties of the star itself.
Which was not a contribution to the shift of the Southern economy toward slavery?
slaves
Which statement most accurately describes the population shift in the chart?
The population shift in the chart shows a gradual increase over the 10-year period, with a slight decline in the last couple of years. Overall, the population has grown steadily over the decade but has started to show signs of leveling off recently.
What causes a blue shift?
Radial motion of the source toward the observer.
How has race been used to shift attention away from oppressors and toward the targets of oppressors?
Race been used to shift attention away from oppressors and toward the targets of oppressors by highlighting the shortfalls of the oppressed
The shift away from dual federalism and toward cooperative federalism was a response to the problems associated with?
This shift was spurred on by the problems of the Great Depression.
What is a shift in the electrical potential across a plasma membrane toward 0mv?
Depolarization
How do the spectra of some stars shift?
There is a Doppler shift which results from the relative motion of the star in question, either toward or away from us as we observe it.
What is direct selection?
Directional selection is when natural selection favors a single phenotype. It occurs when there is a shift in population towards an extreme version of a beneficial trait.
How can you use Doppler shift in a sentence?
Doppler shift is the change in frequency of a wave that seems to occur as it moves. Scientists study the doppler shift to see whether stars are moving away from or toward our galaxy.
