What is cladistics? How does cladistics group organisms?


Cladistics is a type of biological analysis in which organisms are grouped together based on derived characteristics. Evolutionary novelties, which are unique, are used to differentiate a group.

Environmental & Atmospheric Sciences

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In modern world trade,

A) some places are still completely isolated and dependent on local resources. B) all parts of the world have eagerly, voluntarily participated in world trade. C) virtually all peoples have moved from self-sufficiency and cultural isolation to trade and cultural exchange. D) all trade is regulated by the United Nations.

Environmental & Atmospheric Sciences

The cohesion of water molecules is the restoring force for what type of wave?

a. wind wave b. seiche wave c. capillary wave d. tsunami e. tides

Environmental & Atmospheric Sciences

In the U.S., what is the ratio of groundwater being withdrawn to that being recharged?  In other words, what is value for water out/water in?

A. >1:1 B. <1:1 C. 1:1 D. 0

Environmental & Atmospheric Sciences

The Bible Belt is an example of this type of region:

A) vernacular region B) functional region C) formal region D) strategic region E) none of these answer choices are correct

Environmental & Atmospheric Sciences