Gause's Experiments with Populations of Different Species of Paramecium Show

question 34

Multiple Choice

Gause's experiments with populations of different species of Paramecium show that ____.

• A)competitive exclusion can result in the extinction of a species
• B)species will always equally subdivide a limiting resource
• C)character displacement will always prevent extinction of a species
• D)niche theory does not always hold true
• E)one species did not eat the same bacteria

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Definitions:

Neuron

A specialized, electrically excitable cell that processes and transmits information through electrical and chemical signals.

Resting Potential

The electrical charge difference across the neural membrane when a neuron is not actively transmitting a signal, typically around -70 millivolts.

Refractory Period

A recovery phase following an orgasm, during which an individual is physiologically unable to experience another orgasm.

Action Potential

A rapid rise and subsequent fall in voltage or membrane potential across a cellular membrane due to the movement of ions in and out of the neuron.