Refer to the Figure

question 140

Short Answer

Refer to the figure. The figure shows the phylogeny of seven species of beetles (A through G).The figure also shows whether the beetles have (marked with check) or do not have (marked with an x) one of three stripes.It also states the color of the beetle (R for red and G for green). The loss of stripe 3 in species _______ is an example of a homoplasy.

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Definitions:

Homeostatic Adjustment

The process by which the internal environment of an organism is regulated to maintain stable conditions through physiological or behavioral feedback mechanisms.

Torpor

A state of decreased physiological activity in animals, usually characterized by a reduced body temperature and metabolic rate.

Estivation

A state of torpor caused by lack of food or water during periods of high temperature. Compare with hibernation.

Neuron Structure

Refers to the anatomy of a neuron which includes the cell body, dendrites, axon, and synaptic terminals.