Consider Five Species of Toads (A-E)

question 195

Multiple Choice

Consider five species of toads (A-E) .Species A and B are sister species.Species C and D are also sister species.The clade containing species A and B is a sister to the clade containing species C and D.Not counting the root as a node, how many nodes would be found in a phylogenetic tree of species A, B, C, and D?

• A) One
• B) Two
• C) Three
• D) Four
• E) Five

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Definitions:

Utility

In economics, the satisfaction or pleasure that consumers derive from consuming goods or services.

Risk-neutral

An attitude towards risk where an individual values all outcomes equally without preference for risk.

Risk-loving

A preference or inclination to undertake investment with uncertain outcomes, often with the potential for significant gains.

Utility

A measure of satisfaction, usefulness, or value that a consumer derives from consuming a good or service.