Which Statement Provides the Best Evidence of the Relative Ease

question 75

Multiple Choice

Which statement provides the best evidence of the relative ease with which multicellularity has evolved?

• A) Experimental studies have shown that in only a few months, multicellularity can be artificially selected for in some normally unicellular eukaryotic species.
• B) Plasmodial slime molds, an early-diverging group of protists, are multicellular.
• C) Multicellularity allows for nutrient and gas exchange over a larger surface area.
• D) Some diatom species associate in filaments; such association is a precursor to multicellularity.
• E) Cyanobacteria and other photosynthetic species are known to form floating rafts on the ocean's surface.

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Definitions:

Social Loafing

The phenomenon where individuals exert less effort to achieve a goal when they work in a group than when they work alone.

Mimicking

Mimicking involves imitating or copying someone else's actions, speech, or expressions, often as a way to learn, fit in, or as a form of social interaction.

Natural Mimicry

The adaptive resemblance of one species to another, which provides protection or other advantages in the natural environment.

Empathy

The capacity to comprehend and empathize with someone else's emotions by seeing things from their perspective.