A good passing current is a small wave for example.
Answer:Wildebeest are considered keystone species because their presence has myriad effects on the ecosystem, unlike those of any other species. Wildebeest are the "lawnmowers" of the Serengeti grassland. They keep grass short which in turn reduces the frequency of fires.
Answer:
The United Kingdom.
Explanation:
A republic can be defined as a form of government that is typically being ruled by the people.
In a republic, the citizens of the country have the supreme power and as such they are saddled with the responsibility of voting to elect representatives who make laws, decisions and govern the country.
All of the following countries are a republic;
I. Egypt (Arab Republic of Egypt).
II. United States of America.
II. Russia (Russia Federation).
<em>However, the United Kingdom is a unitary nation that practice both parliamentary democracy and constitutional monarchy. The parliament of the United Kingdom comprises of two chambers and these are the House of Commons (lower chamber) and the House of Lords (upper chamber). </em>
The most likely reason is because of the decrease of population of prey in the south
