Which of the Following Scenarios May Produce an Active Trend

question 43

Essay

Which of the following scenarios may produce an active trend in evolutionary change? Briefly justify your answer.
A. The mechanic stability of the exoskeleton of a group of terrestrial arthropods imposes an upper limit on the body size of these organisms.
B. The evolution of an endoparasitic lifestyle results in overall smaller body size as parasite species diversify to utilize small-bodied hosts, which are more common than large-bodied hosts.

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Definitions:

Self-Efficacy

An individual's belief in their own ability to complete tasks and achieve goals.

Achievement Orientation

is a motivational state that drives individuals to pursue and attain goals or standards of excellence.

Assertiveness

A communication style and behavior characterized by confidence and directness, allowing an individual to express thoughts and desires openly while respecting others.

Materialism

A philosophical stance that all phenomena, including mental phenomena and consciousness, are the result of material interactions.