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What natural barriers helped to prevent foreign invasion of Egypt?
There are two natural barriers that inhibited invasion but did not totally prevent it. They are the Sahara Desert to the west & the Mediterranean Sea to the north.
How did geography of mesopotamia and the surrounding lands open the region to invasion?
there were no geographical, or natural, barriers-the land was flat-it was easy for invaders to come in and attack Mesopotamia
What types of barriers might prevent trade between countries?
what type of barriers might prevent trade between countries or continents
What would most likely cause geographic isolation?
Geographic isolation is most likely caused by physical barriers such as mountains, rivers, or oceans that prevent populations from interbreeding. These barriers can lead to the evolution of new species due to the lack of gene flow between the isolated populations over time.
What are two common barriers that prevent firms from entering a market?
Monopoly and Oligopoly are two barriers that prevent firms from entering the marketplace.
The situation of populations by barriers such as rivers mountains or bodies of water is called what?
Populations can become geographically isolated by barriers such as mountains or rivers. These barriers reproductively isolate the populations by restricting or preventing gene flow between them, leading to genetic divergence. Other kinds of geographic features, such as roads, canals, and even agricultural fields can have similar effects.
What is the definition of psychological barriers?
Psychological or mental barriers are the barriers which we create in our minds, or which we have learned from others, that prevent us from communicating effectively.
Geographic and reproductive isolation are most closely associated with?
Speciation. Geographic isolation occurs when a population is divided by a physical barrier, leading to the development of distinct species over time. Reproductive isolation refers to barriers that prevent individuals from different populations from successfully mating and producing viable offspring.
What provides mechanical barriers?
There are multiple chemical barriers present in the body. The sebum of the skin, the lactimal secretions of the eye, the gastric acid of the stomach and the urinary acids of the urinary bladder are all examples of chemical barriers to infection.
Why did Stalin create a zone of friendly governments along the soviet bored er?
He wanted to prevent an invasion.
What is the use of barriers?
to slowdown a vehicle to prevent accidents.
Which nation did the british put up military barriers to prevent trade with US?
The British put up military barriers to prevent trade between France and the US
