"All-Or-None" Is the Principle Stating That

question 80

Multiple Choice

"All-or-none" is the principle stating that

• A)a neuron always fires at the same strength.
• B)the potential inside a neuron must increase from 0mV to +100mV to initiate an action potential.
• C)all dendrites on a neuron must be receiving depolarizing signals in order to initiate an action potential.
• D)during the refractory period a neuron will not fire.

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Definitions:

Ascomycota

A division of fungi characterized by the formation of spores in a sac-like structure called an ascus.

Aquatic

Pertaining to water; living in or relating to water bodies, either freshwater or marine environments.

Endomycorrhizal Fungi

These are fungi that form symbiotic relationships with the roots of plants, improving nutrient and water absorption, and are characterized by penetrating the cell walls of root cells.

Plasma Membranes

The lipid bilayer that encloses the cytoplasm of a cell, controlling the movement of substances in and out of the cell.