Average Horn Size in Bighorn Rams in North America Has

question 52

Multiple Choice

Average horn size in bighorn rams in North America has decreased by 25% in the past

• A) 300 years due to natural selection related to habitat destruction.
• B) 100 years due to sexual selection by female bighorn sheep that prefer rams with smaller horns.
• C) 30 years due to rapid, human-generated evolution.
• D) 1000 years due to human-related selection pressures.

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Definitions:

Series RL Circuit

An electrical circuit comprising resistors (R) and inductors (L) arranged in a sequential manner, where the current through each component is the same.

Inductive Reactance

The opposition to the change of current flow through an inductor in an AC circuit, measured in ohms.

Series RL Circuit

An electrical circuit consisting of a resistor (R) and an inductor (L) connected in series, used to study the behavior of circuits with resistive and inductive components.

Inductive Reactance

The opposition to the change in current in an inductor, depending on the frequency of the current and the inductance.