The Hypothesis That Species Diversity Is Greater at Lower Latitudes

question 71

Multiple Choice

The hypothesis that species diversity is greater at lower latitudes than higher latitudes because low-latitude habitats are older would be supported if speciation rates were:

• A)the same at high and low latitudes.
• B)higher at low latitude than at high latitude.
• C)higher at high latitude than at low latitude.
• D)more variable at high latitude than at low latitude.
• E)more variable at low latitude than at high latitude.

Understand the implications of opportunity costs and how they relate to implicit costs.

Analyze the effects of changes in revenue and costs on a firm's profit.

Appreciate the differences between short run and long run in economic theory and their relevance to business strategies.

Understand the basic concepts and distinctions within Fiedler's Contingency Theory of leadership.

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Definitions:

Cichlid Fishes

A diverse group of freshwater fish known for their bright colors and complex behaviors, particularly in mating and parenting.

Out Of Africa

A theory that suggests all modern humans originated from a common ancestral population in Africa before dispersing to other parts of the world.

Multiregional Model

A theory of human evolution proposing that modern humans originated from several different groups of homo sapiens spreading from Africa to other parts of the world.

Human Evolution

The lengthy process of change by which people originated from apelike ancestors, spanning millions of years.