what does migration prevent ?

Answers

Answer 1

Answer:

migration is a strong force for equalizing the gene frequencies of sub populations in a species. Provided that the migration rate is greater than zero, gene frequencies will eventually equalize.


Related Questions

Why do people form political units such as
countries of states?

Answers

Answer:

people form political units such as  countries of states to make governing more effective.

How is a valley similar
to an ocean trench?

Answers

Answer:

they are both divots in the ground

Explanation:

in both, the ground goes down, just one is underwater, and one isn't

feature of vegetation maps​

Answers

Sorry I don’t get this

Which of thw following energy sources is in no way derived from the sun

Answers

Answer:

A. Nuclear energy

Explanation:

Which of these can be found in a plant cell but not in an animal cell?
chromosome
nucleus
chloroplast
cell membrane

Answers

The answer is Chloroplast.

The answer is chloroplast because a chloroplast is a plastid that contains chlorophyll and in which photosynthesis takes place:)

Which statement is true about the water treatment process?

(A)It removes contaminants from groundwater only.
(B)It causes sediment to accumulate in surface water.
(C)It generates solid waste that is disposed of back into the water supply.
(D)It removes biological, chemical, and physical contaminants.

Answers

Answer:

D)It removes biological, chemical, and physical contaminants.

Explanation:

Water treatment is a process that improves the quality of water and makes sis usable for various purposes. As it removes the contaminants and the undesirable components. Thereby reducing their concentration so that it becomes fit for use. It allows humans to take water for drinking and irrigation purposes. It removes the contaminants through the physical process of settling and filtration. The chemical processes of pre chlorination, the physical process of sedimentation, the biological process of slow sand filtration.

Answer:

It removes biological, chemical, and physical contaminants.

Explanation:

people who consider themselves part of a counterculture generally...

Answers

Answer:

Reject a society’s commonly-held beliefs and values!

Explanation:

It may be wrong haha

100 Points!! Brainliest please help!

The geologic time scale is not divided by day or years. It is divided into different types of categories. What are the four main time divisions that are used for the geologic time scale and what determines are they are divided?


Thank you!!!!!

Answers

Answer:

The geologic time scale is divided into eons, eras, periods, and epochs.

Explanation:

Which state has a federal form of government? (1 point)


D


C


E


A


B

Answers

Answer:

D I think hope it's correct for u :)

Answer:

B

Explanation:

The answer is germany

In the developing world, most farmers live in what type of community?



Dispersed settlements
Communal housing
Mid Sized but isolated cities
Suburban towns
Rural villages

Answers

Answer:

maximum at urban and minimum at ruler areas as per studying

Answer:

Rural villages

Explanation:

What happens after magma is formed?1. Magma escapes by intrusion.2. Magma escapes by extrusion.3. Magma escapes to the bodies of water.4. Magma escapes through a magma chamber.

Answers

Answer:

Magma cools and crystallizes to form igneous rock. Igneous rock undergoes weathering (or breakdown) to form sediment. The sediment is transported and deposited somewhere (such as at the beach or in a delta, or in the deep sea). The deposited sediment undergoes lithification (the processes that turn it into a rock).

Explanation:

Hope this helps

what geologic event caused the dry flat physical landscape of the prairie
A) tectonic plates under the earth shifted
B) glaciers in the arctic circle melted
C) wind storms in the midwest flattened the land
D) fires in the midwest scoured the soil

Answers

Answer:

b

Explanation:

the glaciers melted about 18,000 years ago and the result was the prairie

SWYK: Analyzing Bioplastic Properties
het NOT beloof
Bosten made them com This takes com away from the works

Answers

HELP ME TO MY MODULE PLEASE

Which process works with erosion to break down rock?

Answers

Answer: Rock is broken by different kinds of erosion

Explanation: Erosion in many kinds can break down rocks; Ice can break it by penetrating as water into cracks, and when it freezes, it expands and breaks the rock. Wind can also erode rock over a long period of time, however it doesn't really break solid rock; it forms dunes out of sand instead. Water in rivers or lakes can also break it with current. And finally, plant roots can penetrate through gaps and grow thicker inside, breaking the rock with pressure.

Answer:

i'd say weathering

Explanation:

because weather helps break down sediments and carry them away to different places.

i'm not certain that's the answer but i'm taking the test right now so i'll tell you later :)

just checked. the answer is weathering because i got 100%

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late-twenties or longer because __________. A. career and educational opportunities are more common B. maternal mortality is more common C. subsistence agriculture is more common D. poverty is more common Please select the best answer from the choices provided. A B C D

Answers

Answer:

Answer:career and opportunities are more common.

Explanation:

Answer: The answer is A

Explanation: I just did the test on edge 2020-21

Which of the following is a good example of Spatial Diffusion

A. Columbian Exchange
B. American Exchange
C. Columbus Exchange
D. Manifest Destiny

Answers

Answer:

The  Columbus Exchange

Explanation:

The Columbian exchange, also known as the Columbian interchange, named after Christopher Columbus, was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, the Old World, and West Africa in the 15th and 16th centuries.

The market value of all final goods and services produced within a country during a given time period is called -

A) Standard of Living
B)Pay check
C)Gross Private Domestic Income
D)Gross Domestic Product

Answers

Answer:

The market value of all final goods and services produced within a country during a given time period is called Gross Domestic Product.

Explanation:

Gross Domestic Product, or GDP, represents the market value of all final goods and services produced within a country during a given time period, usually one year. Each country's GDP is different. It is dependent on the level of development of a country, but also on the size of the economy of a country.

Some countries have incredibly high GDPs, especially when taken into consideration how small of markets they are, but they are countries that base their economies on very high profile and high earning economic activities. On the other hand, there are countries that have huge potential, but their GDP doesn't reflect that, mainly because of bad politics and domination of economic activities that are not bringing in a lot of money.

Which mechanical layer of Earth is creating rift valleys?

Answers

Answer:

oceanic crust

Explanation:

why is arid soil more easily eroded than moist soil?

Answers

Answer with Explanation:

"Arid soil" is more easily eroded than moist soil because it has a lesser amount of organic materials in it. The organic materials (earthworm, fungi, bacteria, etc.) help the soil become more stable. It also enhances biodiversity, which makes the soil more fertile because it makes it more porous. This means that it is able to facilitate both movement of air and water through the soil. The arid soil lacks in this property, thus, making it more prone to erosion.

Another reason is that the arid soil is made up of sand and silt. These do not bind the soil particles together because of lesser moisture content when compared to the moist soil that allows the soil particles to stay in-tact.  

Which planet does not have rings?


Saturn


Uranus


Neptune


Mars

Answers

Mars

Hope this helps— good luck :)—xoxo

Answer:

mars

Explanation:

mars doesn't have rings, I know that for a fact. Saturn does, Uranus has a smaller one. Neptune is the only one I am not 100% sure about but I know for a fact that mars does not have rings. Hope this helps :)

Why is desalination an
important process?

Answers

Desalination provides a climate-independent source of water for critical human needs and economic development (industry and agriculture in particular). It is an effective way to secure water supplies against the effects of climate change, a growing population and drought.

why erosion and deposition occur side by side?​

Answers

Answer:

It is because that is how it works. If you have a heavy rainstorm that starts to drop large amounts of rain on a field — you will likely see the results of erosion that occurs as the water moves soil from hilly areas to lower areas of the field. Any areas in the field that are flat, all of that water will just turn it into mud. The soil moving from that field is not traveling great distances away from where it was originally located. So, where the erosion occurred may be literally just a few meters from the spot where it was deposited.

in many cases, you will find that the spot of soil deposition will not be very far from the location where the erosion occurred.

Explanation:

Which country's civil war caused a large spike in immigration to Europe from 2011-
2017?
Lebanon
O Iran
O Syria
Turkey

Answers

I think it’s Syria since other countries had no wars at the time
Syria bc Syrian refugees have contributed to to the European migrant crisis.

explanation of sea stack....
pls guys​

Answers

A stack or sea stack is a geological landform consisting of a steep and often vertical column or columns of rock in the sea near a coast, formed by wave erosion. Stacks are formed over time by wind and water, processes of coastal geomorphology.

no copyright

i got it from a site to help you

Which of the following states pictured on the 1924 map has not survived as a nation-state, due to internal conflict?
A. Germany
B. Yugoslavia
C. France
D. Portugal

Answers

Answer:

B. Yugoslavia

Explanation:

Yugoslavia was formed after World War I under the name Kingdom of Serbs, Croats, and Slovenes, later changing the name. Today, the ex-state members of it are Bosnia and Herzegovina, Croatia, Montenegro, North Macedonia, Serbia, and Slovenia, and the partly-recognizes Republic of Kosovo.

After World War II it became a socialist republic. It originally sided with the Soviet Union, but it later parted with their ideas and declared neutrality in the Cold War.

The dissolution of Yugoslavia started with Yugoslav wars, in 1991, because of the internal conflicts, complex variety of geopolitical and economic reasons, as well as disputes over the rulership and territory. Slovenia and Croatia declared independence first, but the Serbian president sent an army starting the conflict. The war was composed of armed conflicts on all sides with major losses of lives and war crimes committed by all sides.

Despite large demonstrations in all of the countries and the protests from people and opposition, the war is series of various conflicts that lasted until 2001. ending with peace accords and deaths of around 150 thousands of people from all the states. Many war crimes were committed, including the genocide over Bosnians.

In 2006, Montenegro declared independence from the union with Serbia. Kosovo declared independence in 2008, but it is still only partly recognizes. While 98 UN members recognize it, many big countries do not.

Where are most of the members of OPEC located? O A. The Middle East O B. South Africa O C. Central Asia O D. Western Europe

Answer A middle east

Answers

Answer:

Correct answer is A. The Middle East

Explanation:

There are 14 members of OPEC and most of them located in Middle East, including United Arab Emirates and Libya. Qatar was member until 2018.

None of the countries from Europe are members of this organization.

The same thing is with Central Asia, while from South Africa we only have Angola.

It is interesting that some of the largest petroleum exporting countries are not members of this organization.

Most of the members of OPEC (Organization of the Petroleum Exporting Countries) are located in the Middle East. The correct option is A.

The Middle East is home to most of the nations that make up OPEC. These nations include Saudi Arabia, Libya, the United Arab Emirates, Kuwait, Qatar, and Iran. These countries, noted for their substantial oil reserves, are essential to the production and export of oil on a global scale.

Other non-Middle Eastern nations like Venezuela and Algeria are also members of OPEC. However, OPEC's membership continues to be mostly concentrated in the Middle East.

Thus, the ideal selection is option A.

Learn more about the Middle East here:

https://brainly.com/question/523661

#SPJ4

What is volcanic lava?

Answers

Explanation: Lava is made up of crystals, volcanic glass, and bubbles (volcanic gases). As magma gets closer to the surface and cools, it begins to crystallize minerals like olivine and form bubbles of volcanic gases. When lava erupts it is made up of a slush of crystals, liquid, and bubbles.

The cell organelle responsible for providing energy for cell processes in plant and animal cells is the —

ribosome
chloroplast
mitochondrion
nucleus

Answers

Mitochondrion.
This organelle produces energy in the form of ATP (Adenosine triphosphate) and is often referred to as “The Powerhouse of the cell”

Answer:

mitochondria

Explanation:

Spring is a time when animals reproduce. What might you see a bird do?

Answers

Answer:

Build A Nest

Explanation:

They build a nest to make it

Courts of general jurisdiction typically have

a judge and jury.
a judge only.
a jury only.
a panel of judges.

Answers

Answer:

A judge and jury

Explanation:

this is correct on edge, friends.

The courts of general jurisdiction typically have a judge and a jury.

The courts of general jurisdiction are those courts that have been granted the authority to listen to and also give verdict on all civil and criminal cases.

These kinds of courts are also called the superior courts. Such courts are usually made up of the judge and the jury.

General jurisdiction simply means that these courts do not have any forms of limits on  the cases that are brought to their table.

Read more about  jurisdiction here: https://brainly.com/question/16982452?referrer=searchResults

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