Which of the Following Groups of Organisms Demonstrated a Sudden

question 4

Multiple Choice

Which of the following groups of organisms demonstrated a sudden appearance in the fossil record and continues to exhibit remarkable diversity today?

• A) ferns and mosses
• B) fungi
• C) algae
• D) flowering plants
• E) pines

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Definitions:

Lower-Frequency

Pertaining to waves, especially sound or electromagnetic waves, that have a relatively long wavelength and low rate of vibration.

Basilar Membrane

A key structure within the cochlea of the inner ear, responsible for mechanotransduction in auditory perception.

Oval Window

A membrane-covered opening that leads from the middle ear to the inner ear and is critical in the process of converting sound waves into nerve impulses.

Place Theory

In hearing, the theory that links the pitch we hear with the place where the cochlea’s membrane is stimulated.