If Two Sister Species on the Phylogenetic Tree in the Figure

question 34

Essay

If two sister species on the phylogenetic tree in the figure above differ from the other two in a single character state (e.g.,dark or light fur),where would the likely evolutionary change(s)be? Indicate change(s)by placing an arrow-or arrows-on the tree above.Be sure to label the arrow(s)as a loss or gain.

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Definitions:

Perfect Complements

Goods that are consumed together in fixed proportions to fulfill a specific utility.

Convex Preferences

A set of consumer preferences that exhibit a specific property where mixtures of goods are preferred over singular extremes, displaying a curve outward towards the origin on a utility graph.

Weakly Convex

Describes a curve or set in geometry and mathematical functions that bulges outward less sharply than a perfectly convex shape, often applied in optimization problems.

Convex Preferences

A representation in economics of a consumer preference structure where a mix or combination of two goods is preferred over either of the two goods alone, indicating a desire for diversification.