Assume That Some Members of an Aquatic Species of Motile

question 1

Multiple Choice

Assume that some members of an aquatic species of motile, photosynthetic protists evolve to become parasitic to fish. They gain the ability to live in the fish gut, absorbing nutrients as the fish digests food. Over time, which of the following phenotypic changes would you expect to observe in this population of protists?

• A) loss of chloroplasts
• B) gain of meiosis
• C) no changes would be expected
• D) gain of a rigid cell wall
• E) loss of motility

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Definitions:

Horizontal Integration

A business strategy where a company acquires or merges with other companies at the same level of production in the same or different industries to increase market share and reduce competition.

Vertical Integration

A strategy where a company expands its business operations into different steps on the same production path, such as when a manufacturer owns its supplier and/or distributor.

Waking Hours

describes the period of the day when an individual is awake and engaged in activities, excluding sleep.

Mass Media

Various mediums of communication, such as television, newspapers, radio, and the internet, that reach large audiences and influence public opinion and information dissemination.