HELP!!!!! Why do geneticists like to turn off genes?

Answers

Answer 1

Answer:

Each cell expresses, or turns on, only a fraction of its genes. The rest of the genes are repressed, or turned off. The process of turning genes on and off is known as gene regulation. ... Gene regulation also allows cells to react quickly to changes in their environments.


Related Questions

Which region in the United States is most likely to have a population of predominantly Swedish, Norwegian, Danish, German, and Polish backgrounds? A. the West Coast B. the Midwest C. the Northeast D. the South Please select the best answer from the choices provided.

Answers

Answer:

B. the Midwest

Explanation:

The people that have German, Polish, and Scandinavian origin in the United States, tend to be concentrated the most in the Midwest region of the country. There's a very simple explanation for this. In the period when there was a policy about settling more toward the west, which in that period was the Midwest, as the settlers were concentrated around the East Coast, there were some very lucrative offers. The people that were going to move in in this region were going to get very large pieces of land for farming for free or for very small price. This attracted lot of people, as they were given the chance to be farmers and start their lives all over again. In Europe, the situation was not the best in Poland, Germany, and Scandinavia in this period, and lot of people were migrating in the US. As they came upon this initiative, they accepted the offer gladly, so almost all of them settled in the Midwest. There were so many people from these countries that settled, that the Germans for example are actually the largest ethnic group of which the people claim ancestry in the United States.

The Atlantic Ocean grows in size due to a?

Answers

The Atlantic  Ocean still grows because sea-floor spreading from the mid-Atlantic Ridge, while the Pacific Ocean is said to be shrinking because the sea floor is folding under itself or subducting into the mantle.

Answer:

Divergent Boundary

which of the following list only includes bodies of water

Answers

list A i have to add more words

Estuaries, straits and bays are the following list only includes bodies of water.

Explanation:

Estuaries, straits and bays are all water bodies. Estuary is the area of a river where the tide meets the stream. A strait is a narrow water passage. It connects two seas or two large water bodies.

Bays are coastal water bodies. These connect directly to a large water body. All these water bodies may be found in rivers and oceans. Of these, the strait is the smallest water body.

Which statement is an example of cultural convergence

Answers

Examples of Cultural Convergence

Cultural convergence very often follows lines of communication, as well as the ability to communicate with people of other cultures. It's essentially what really makes convergence possible. This means that we can often see the impact of cultural convergence through the spread of language. Throughout the 20th century, and continuing into today, this has largely been seen through the spread of English around the world.

English became an international language of business and diplomacy in the 20th century, and as more countries adopted English, pathways were opened that permitted cultural convergence. Nations with no history of Western-style constitutional politics established Western-style nation-states. Western styles of dress and conduct became ubiquitous. English-language movies, books, and other forms of popular culture became widespread.

While the convergence of cultures towards these Western (and particularly English) values may be obvious to people of European cultures, convergence is not simply a one-way street. European cultures also changed from increased contact with the rest of the world. Flavors and recipes from other parts of the world became part of the standard cuisine in the English-speaking world. Artistic conventions from Asia inspired Europe's Impressionism, and aesthetics from Africa inspired Cubism, as well as much of modern urban culture

Final answer:

Cultural convergence theory suggests that different cultures will become increasingly similar over time, influenced by communication, travel, and trade. The global influence of American culture and the use of English as a global business language are examples of cultural convergence.

Explanation:

Cultural convergence refers to the theory that different societies will become more and more similar with the passage of time due to the influence of communication, travel, and trade. It represents how a particular cultural aspect from one society can spread and be integrated into another society, hence making the two societies similar.

One such example of cultural convergence can be the global influence of the American media and popular culture. Hollywood movies, fast-food culture, and American music have permeated various societies around the world, influencing local culture and creating elements of shared global culture. This is an instance of cultural convergence.

Another example could be seen in the use of English as a global business language. More and more people are learning English, irrespective of their cultural background, due to its wide acceptability in the global business environment. This move towards a common language also exhibits cultural convergence.

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England's highest region, the Highlands, is found along its

Answers

It is found along England's Western Coast

ANSWER:

England’s highest region, the highlands is found along its Western Coast.

EXPLANATION:

To learn about West coast, we must understand that United Kingdom is surrounded or covered by four great seas. The seas are situated to the south which is termed as English Channel and there is a differentiation here done or separated by continental Europe. The east side is covered by the North Sea and now the last part is the west and is covered by Irish sea and the great Atlantic Ocean.

blank act like a large rivers in the earths oceans and help spread earths heat and shape climates

Answers

Answer

Ocean currents

Explanation

Oceanic currents are the movement of sea water from one point to another.They can be caused by wind, differences in density of water masses , gravity or events of earthquakes.Ocean currents are measured in knots.Ocean currents can be surface currents or deep water currents.

The ______ , ________ , _________ and ________ mountain ranges are part of the Alpine system that dominate in the south.

Answers

XD XD XDX XDX xdXDxdx XdDxd xDX XDXD

Answer:

The Carpathian, Balkan, and Dinark Alps mountain ranges are part of the Alpine system that dominate in the south.

Explanation:

-The Carpathians are a chain of mountains across Central and Eastern Europe. It is the largest chain in continental Europe, offering habitat to Europe's highest populations of brown bears, wolves, chamois and lynx, as well as a third of Europe's plant species. The mountains largely cover the Czech Republic, Slovakia, Poland, Ukraine and Romania. Foothills can be found in Austria, Hungary and Serbia. The longest part is in Romania and the highest part is formed by the High Tatras (up to 2655 m) in Slovakia.

-The Balkan Mountains is a mountain range in the northeastern part of the Balkan Peninsula.  The mountain range forms an extension of the southern Carpathians and has given names to the entire Balkan region in southeastern Europe.   Most of Europe's largest mammals are found here, including brown bears, wolves, wild boars, leopard and deer.

-The Dinark Alps is a mountain range in Southern Europe in the countries of Slovenia, Croatia, Bosnia and Herzegovina, Serbia, Montenegro, Kosovo and Albania. The Dinaric Alps are the most hilly and extensive mountain range in Europe as far as the Caucasus, Alps and Scandinavian mountains are concerned. They are largely formed of sedimentary rocks such as dolomite, limestone, sand and conglomerate formed by oceans and lakes that once covered the area.

Which of the following factors is the least likely to affect settlement patterns? A. the climate B. the environment C. the fertility rate D. the availability of jobs Please select the best answer from the choices provided A B C D

Answers

The environment factor least likely to affect settlement patterns.

Answer: Option B

Explanation:

The environment does not affect the settlement patterns as much as the other options do. The climate, fertility rate and the availability of jobs are very important for a person to settle in an area for earning livelihood, increasing productivity and to suit the proper living condition that it is neither too hot nor too cold. So therefore environment affects the settlement pattern the least as compared to the other options.

Final answer:

The least likely factor to affect settlement patterns is the fertility rate.

Explanation:

The least likely factor to affect settlement patterns among the given options is C. the fertility rate. Settlement patterns are primarily influenced by factors such as climate, environment, availability of jobs, and population density. The fertility rate, which refers to the average number of children born to a woman during her reproductive years, is not a direct determinant of settlement patterns.

how would continental drift explain the evidence of glaciation in india

Answers

The evidence of glaciation in India can be explained by the theory of continental drift, which posits that Earth's continents have moved over geological time.

This theory, now part of the broader concept of plate tectonics, provides a framework for understanding the distribution of ancient glacial deposits and tillites found in India.

During the Carboniferous period, around 300 million years ago, the continents were assembled into a supercontinent known as Pangaea. At this time, India was located near the South Pole, where extensive glaciation occurred. The glacial deposits and tillites (sedimentary rocks formed from glacial till) that are found in India today were formed during this period of glaciation when ice sheets covered the region.

As Pangaea began to break apart, the Indian plate drifted northward. This movement was relatively slow, allowing the glacial deposits to remain preserved as India moved away from the polar region. Over millions of years, India continued to drift northward until it collided with the Eurasian plate, resulting in the uplift of the Himalayas. The movement of the Indian plate thus carried the evidence of its ancient glacial past from the polar regions to its present-day position.

The presence of these glacial deposits in India, which are now found in tropical latitudes far from any polar regions, is strong evidence supporting the theory of continental drift. It demonstrates that the Earth's surface has changed dramatically over geological time, with continents shifting their positions and altering the planet's climatic and geographical landscape.

Holding a compass against a rock is measuring what property of the mineral

Answers

magnetismmmmmmmmmmmmmmm

Holding a compass against a rock is measuring the magnetic property of the mineral. This property can indicate the presence of minerals like magnetite, which have magnetic qualities.

Minerals have various properties, and one significant property is magnetism. A mineral that exhibits magnetism can attract or repel the needle of a compass.

Magnetite is a common mineral that shows notable magnetic properties, making it feasible to use a compass for identification. When a compass needle aligns with a rock, it suggests the rock contains magnetic minerals.

Using a compass is a simple field test to determine the presence of such minerals without needing complex equipment. This method can be particularly useful for outdoor rock identification during geological surveys.

The degree of magnetic response can also provide insights into the concentration and distribution of the magnetic minerals within the rock.

Which of the following is not a development that has expanded world trade?

a. Higher transport costs

b. Increased competition in international commerce

c. Changing nature of production

d. Multilateral trade agreements

Answers

The answer is A because the higher the cause the more reluctant countries will be to trade with overseas countries and thus less world trade

Final answer:

The option that does not expand world trade is a. higher transport costs. Decreased transportation costs and lowered trade barriers have driven the rise in global trade.

Explanation:

Among the options given, higher transport costs would not expand world trade; they would likely restrict it. In fact, one of the key reasons world trade has increased is due to reduced costs of transportation. Innovations like shipping containerization have significantly decreased the costs of moving goods, which began in 1956 and resulted in as much as a 90% reduction in transportation expenses. Moreover, the reduction of government-created barriers to trade such as tariffs, import quotas, and nontariff barriers, along with technological advancements in communication and information management, have further facilitated the growth in international trade.

In contrast, increased competition in international commerce, the changing nature of production, and multilateral trade agreements have all contributed to the expansion of world trade by making markets more accessible and efficient.

How does Europe compare in size to the other continents of the world?

Answers

The second smallest
hope this helps

Europe is small in land area compared to continents like Africa, but it leads in coastline to area ratio due to its geography. While not having particularly large countries in terms of area, Europe has significant urban populations and a northern geographic positioning that influences its climate and culture.

Comparing Europe's Size with Other Continents

When considering the size of Europe relative to other continents, it's important to recognize that Europe is quite small in comparison, especially when juxtaposed against the vastness of Africa. This perspective is often distorted in print maps that have historically been designed to show longitude and latitude for convenience, leading to a misrepresentation of land mass sizes. Yet, when it comes to coastline measurements, Europe is unmatched due to its numerous islands, peninsulas, and a logical way of measuring coastline against area.

Discussing land area, Europe does not have particularly large countries. For instance, France, the largest country in Europe (excluding Russia and Turkey), covers 212,935 square miles, which is smaller than the U.S. state of Texas. This contrasts with the European population, with some countries like Germany enjoying large populations without a correspondingly large land area.

In terms of urbanization, Europe is largely urban. Belgium boasts a 98% urban population, with the overall urbanization of Europe at 74%. Europe's northern position, with countries like the British Isles above the fiftieth parallel, as well as its proximity to bodies of water, such as the Atlantic and Arctic Oceans, has significant influence on its climate and the character of its people.

why is india called the world's largest democracy

Answers

Its all about population India has 1.26 billion people where as second largest US has 315 million.

Also India has a 3 tier administrative system.

All levels have elections.

One of the most costliest elections as the government spent millions in conducting it through a independent body.

The election is 2nd most expensive election in terms of money spent by the candidates. As first place is US presidential election.

what is veto defination​

Answers

a constitutional right to reject a decision or proposal made by a law-making body.

ANSWER:

Veto is defined as a power of one department or branch of a government to forbid or prohibit finally or provisionally the carrying out of projects attempted by another department

EXPLANATION:

Veto is a term which is used by the government. The term has a very powerful meaning, as it is also termed as the veto power. In veto power, every section of the government such power is grated. And the person grant with such power has rights to cancel or postpone any events and to make any decisions. Veto is also considered as the most powerful post to manage and run a country. The meaning of veto in Latin is described for forbid.

What term is used when people fish only for what they need to live?

Answers

Probably we're talking about "survival" although may encounter other terms too

ANSWER:

Pescetarian is the term used when people eat only fish which is needed for them to Live.

EXPLANATION:

Basically the definition says here, Pescetarian is a person who do not eat any sort of food but only eats fish for living. These sort of people do not eat foods such as steak, chicken or any other non-veg items and they seem to eat vegetarian items such as tofu, various vegetables and grains. It is also considered as pescetarian diet is considered to be the healthiest diet for humans.

Do you think that animism is common in world religions?

Answers

Animism. Animism is the religious belief that objects, places and creatures all possess a distinct spiritual essence. Potentially, animism perceives all things—animals, plants, rocks, rivers, weather systems, human handiwork and perhaps even words!

Yes, animism is common in world religious.

Explanation:

The word Animism has risen from Latin anima which refers to “breath, spirit, Life”. It is a belief of religions that assumes that all objects, creatures and places have spiritual essence which is most distinctive in nature.

It is a system of belief for many indigenous peoples. Animism is said to explain commonly, the foundational thread of indigenous people's spiritual perspectives, though many different cultures has their own mythologies and rituals.  Hence, Animism is common in world religions.

Which of the following would survive in a semi-arid to arid region of the western United States? a. short grasses and cacti b. tall deciduous trees c. tall coniferous trees d. tropical vegetation

Answers

Answer:

a. short grasses and cacti

Explanation:

The semi-arid and arid areas in the western part of the United States are harsh environments, and only specialized plants for these conditions can survive. The climate is hot and dry, the precipitation very low, and the soil is poor. The plants that survive in these places have adapted well to survive with very little water, to manage to extract water from the air, to preserve it, and being able to sustain very high temperatures. The short grasses are the dominant plants int he semi arid regions. They do not require rich soil, nor lot of water, so they manage to survive on the bear minimum that is available. The trademark plants of the arid areas are the cacti. The cacti are able to store large amounts of water in them, have very long roots, are able to extract water from the air through their needles, and also have skin that doesn't allow any water to come out of it.

This topographic map represents the elevation of an area 100 years ago at that time the highest point had an elevation of 214 m the highest point has since eroded a total of 7 m

Which profile most likely represents the landscape today

Answers

Answer:

A

Explanation:

The topographic profile from West to East would generally resemble that presented in the first diagram.

The closer contour lines are together, the steeper the slope.

The farther they are apart, the more gentle it becomes.

Since the peak has been eroded by 7m,the present day peak would be 207m and would reflect in all the contour drawn.

Answer:

Its A

Explanation:

We went over it in class

Despite its powerful economy, Germany faces _____.

low gross domestic product

high unemployment

declining exports

a prolonged recession

Answers

the answer is b high unemployment

Answer:

Despite its powerful economy, Germany faces high unemployment.

Explanation:

Unemployment is the term used to describe if a person is employable or looking for a place to work but is unable to find a job. The state is descried as unemployment. Unemployment is further classified into four sub categories such as structural unemployment, frictional unemployment, cyclical unemployment and seasonal unemployment. While using these sub divided unemployment, there are often situation where "seasonal unemployment" is not counted.

Why are central Africa’s natural resources underdeveloped

Answers

Final answer:

Central Africa's natural resources are underdeveloped due to historical colonization, political instability, and environmental degradation.

Explanation:

The underdevelopment of central Africa's natural resources can be attributed to a combination of historical factors, political instability, and environmental degradation.

One major factor is the history of colonization, where European nations took control of Africa's resources and maintained financial control even after leaving. This has resulted in massive poverty in the region.

Political instability and conflicts have also hindered the development of natural resources, with rebel groups often controlling the extraction activities and selling raw materials below market value.

Additionally, environmental issues such as deforestation and habitat loss have further impacted the utilization of natural resources in central Africa.

b) Because of inadequate infrastructure, political instability, and lack of investment.

Inadequate Infrastructure: Central Africa lacks the necessary infrastructure, such as roads, railways, and ports, which are crucial for the extraction, processing, and transportation of natural resources. This makes it difficult to exploit these resources effectively.

Political Instability: Many countries in Central Africa face political instability due to civil wars, conflicts, and corruption. This instability disrupts economic activities and discourages both local and foreign investments in resource development.

Lack of Investment: The political and economic instability discourages investments from both local entrepreneurs and international businesses. Without sufficient investment, the region struggles to develop its natural resources.

Complete question-

Why are Central Africa’s natural resources often considered underdeveloped?

a) Due to the region's lack of valuable natural resources

b) Because of inadequate infrastructure, political instability, and lack of investment

c) Because the natural resources are inaccessible due to extreme weather conditions

d) Due to the region's high levels of technological advancement and industrialization

what is the key difference between a market economy and mixed market economy​

Answers

The statement that is a key difference between market economy and mixed market economy is this: Market economies have no government influence while mixed market economies are loosely regulated by the government. Hope this is the answer that you are looking for.

Answer:

Market Economy:

No government intervenes in decisions related to economies. private ownership decide for all production. Consumers himself decide what should be produced in the economy and he can do this by purchase he made.In Market economy prices determined by market forces.

Mixed Economy:

Most of the world economies preferred a Mixed economy. It is a mixture of a command and a market economy.The mixed economy is regulated by Government regulations.

The maximum population that an area can support

Answers

its's called carrying capacity

Answer: it's called carrying capacity

Explanation:

Carrying capacity can be defined as the number of a biological species in an environment, its the maximum population size of the species that the environment can contain or sustain in the long run, given the food, water, habitat and other requisite available in the environment.

If there are more organisms in an environment than the resources available can sustain (food, water and habitat), then such environment has exceeded it's carrying capacity.

Describe how a v shaped valley is formed

Answers

rivers will have steep  gradient more around the range of mountain these will make steep walls steaper valleys makes v shapes v alley

Erosion

A V-shaped valley is formed over a long time by water slowly eroding the sides. Over the years, they valley will become deeper and wider, and it all starts from a little river carrying little stones in its current.

Where do most geologic events take place

Answers

Answer:

on earth

Explanation:

There are major geological changes such as earthquakes and volcanoes, and there are subtle geological changes, such as those caused by erosion.

Answer:

Most geologic events take place at the plate boundaries.

Explanation:

A geologic event is that which is mostly caused when there is a tectonic activity between the plate boundaries. These activities can majorly be of two types, viz. a convergent activity or a divergent activity. When there is an convergent action between two plates, the two plates collide and result in either rising of one plate above the other or the subduction of the less dense plate below the denser plate. In a divergent activity, the plates move away from each other resulting in a geologic event called faulting.

Is the earth flat or round?

Answers

It’s like an oval so round I should say

Answer:

round

Explanation:

because god made it that way

Which type of clouds are shown?

Answers

Answer: Cirrocumulus

Explanation:

The clouds shown in the image are Cirrocumulus clouds as they appear as thin, wavy layers or small ripples and often indicate fair weather conditions.

Hence, the correct answer is option a.

Cirrocumulus clouds are a type of high-level cloud that forms at altitudes above 20,000 feet (6,000 meters). They appear as thin, white, and delicate cloud patches or small ripples, often arranged in rows or groups. These clouds are composed of ice crystals and are typically smaller than other cloud types, giving them a fine and textured appearance.

Cirrocumulus clouds are often associated with fair weather conditions and are commonly referred to as "mackerel sky" due to their resemblance to the scales of a fish. They can indicate the presence of an approaching warm front or a change in atmospheric conditions.

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The given question is incomplete. Hence, the complete question is:

Which type of clouds are shown?

a. cirrocumulus

b. cumulonimbus

c. cumulus

d. stratus

Which of the following countries has experienced the MOST environmental damage from industry in the past 10 years?
Mexico

South Africa

China

Haiti

United States

Answers

The answer is China!!!!

Answer:

China

Explanation:

This is because China is heavy in industrialization. The heavy industrialization has even caused the sky in China to look more gray than blue. Some environmental issues in China are indoor air pollution, water shortages and pollution, desertification, and soil pollution. Where are all of these coming from? These are all from the heavy industry in China that cause these environmental problems.

Read the following four situations. In which of the following situations would you be migrating? A. You offer a job to a friend. B. You walk to school and return at the end of the day. C. You and your family decide to move to a new town. D. You learn new culture from others through technology.

Answers

C. You and your family decide to move to a new town.

Answer:

C. You and your family decide to move to a new town.

Explanation:

The most possible situation of migration would be that the family decides to migrate to another location of better economic, political and social reasons as could be job transfer or the case of marriage, etc.

true or false: When forests are cleared, we take away an opportunity to remove carbon from the atmosphere

Answers

I believe that the answer is false since trees collect our carbon oxide and release oxygen .

I believe the answer to this is false. Hope this helps.

what is the profile view to topographic map 2​

Answers

it would be E because the smaller circle at the top of the topographic map shows the top of the mountain and the circles around it evenly spread out which be example E

Answer:

Answer is E

Explanation:

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