The abundance of a given species is governed by the tolerance limits of environmental factors affecting reproduction and/or the ability to survive. in the optimum tolerance range, species reproduce and survive , hence, species are . in zones of physiological stress, species reproduce and survive , and they are . in zones of intolerance, species reproduce and survive with , and they are .

Explain how nationalism led to independence in south africa.

Identificar audio textbook you will hear a series of words. based on the contextos illustration and your knowledge of the vocabulary, write each word you hear in the appropriate category.

Multiple-choice the word "democracy" means: (a) "rule by the people" (b) "minority rule" (c) "individual rights" in a democracy, election results are protected against dishonesty by: (a) laws (b) customs (c) values the type of government in which the people are represented by elected officials is sometimes called a: (a) monarchy (b) republic (c) totalitarian state in most democracies, the only legal requirements for voting or holding public office are based on age, residence, and: (a) religion (b) citizenship (c) personal wealth in an election, political parties give voters a choice among candidates who tend to represent different: (a) ethnic groups (b) religious groups (c) interests and points of view