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What is plasmid and what advantage might a bacterium gain by acquiring one?
Plasmids are circular pieces of dna, and a bacterium can gain its source
Why are rivers and oceans considered barriers?
they can be difficult to navigate and cross they may keep people apart that would otherwise interact they can prevent trade they form natural barriers between landmasses ( its all of the above apex )
Describe one way a host might defend itself against parasites?
We are covered by several mechanisms of defense. These prevent ENTRY in to the body. One way would be through innate defenses. Skin is one of these barriers. Tears also work this way. They are non-specific in that the act the same way to each parasite.
Describe How the cell of stems exchange gases across their barriers?
Gas flows from higher partial pressures to lower partial pressures between cells
Can bacteria in the body change its form into a different bacteria?
There are many kinds of bacteria. Some bacteria is good for your body, and if you get rid of too much bacteria you can get a infection. [For example when you don't have enough bacteria in your vagina that's when you get a infection down there]. But you also can have problems if you have too much bacteria or a bad bacteria, it all depends on the type of bacteria.
What types of barriers might prevent trade between countries?
what type of barriers might prevent trade between countries or continents
What types of barriers might prevent trade between countries or continents?
what type of barriers might prevent trade between countries or continents
How might dictatorships hinder economic growth?
Because of dictators ability to power their controlling area, they can hinder trade in some needed areas.
What physical barriers besides water might have acted as barriers to human movement?
Land, water, animals nature.
What is plasmid and what advantage might a bacterium gain by acquiring one?
Plasmids are circular pieces of dna, and a bacterium can gain its source
What are some barriers that prevent plants to come to North America?
They prevented by directions and distance
What traits hinder leadership ability?
Traits that hinder leadership ability might include introversion and a fiery temper. Traits that help in a leadership position would include a strong personality and fairness.
How might a rail shortage hinder the south during the civil war?
Inability to quickly move troops and supplies.
What are 2 barriers that might interfere with the dentistry career?
dental dams and preCARIOUS financial circumstances
Barriers to effective planning?
Reluctant of top management to planning because they might have fear of failure.
What problems might form barriers in intimacy?
being sick, having std's, ugly personality
What is the factors that hinder communication?
There are several factors that can hinder communication. Some examples might be a language barrier, unclear language, or undelivered email or texts.
