The Audibility Curve Shows That the Auditory Threshold Is Greatest

question 8

Multiple Choice

The audibility curve shows that the auditory threshold is greatest for

• A)frequencies between about 200 to 600 Hz.
• B)frequencies above 10,000 Hz.
• C)frequencies between about 500 to 5,000 Hz.

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Definitions:

Chromosomes

Structures composed of DNA and proteins found in the nucleus of most living cells, carrying genetic information in the form of genes.

Prometaphase

Phase of cell division that occurs between prophase and metaphase and is characterized by attachment of the spindle fibers to the kinetochores of each sister chromatid.

Metaphase

A stage of mitosis in cell division where chromosomes line up in the middle of the cell before being separated into two new cells.

Prophase

First phase of mitosis; characterized by the condensation of the chromatin; chromosomes are visible, but scattered in the nucleus.