A System of Classification Grouping Organisms into 3 Domains Based

question 18

Multiple Choice

A system of classification grouping organisms into 3 domains based on the cellular organization of organisms was devised by

• A)Carolus Linnaeus.
• B)Anton van Leewenhoek.
• C)Carl Woese.
• D)Louis Pasteur.
• E)Robert Koch.

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Definitions:

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord.

Motor End Plate

The specialized part of a muscle cell membrane at a neuromuscular junction where neurotransmitters from motor neurons signal the muscle to contract.

Ligand-gated

A type of ion channel that opens or closes in response to the binding of a chemical messenger (ligand), such as a neurotransmitter.

Neurotransmitter

Neurotransmitters are chemical messengers that transmit signals across a chemical synapse from one neuron (nerve cell) to another target neuron, muscle cell, or gland cell.