Select the Mismatched Pair of Phylum Mollusca Classes and Their

question 46

Multiple Choice

Select the mismatched pair of Phylum Mollusca classes and their examples.

• A)Polyplacophora-chitons
• B)Gastropoda-slugs
• C)Bivalvia-snails
• D)Cephalopoda-nautilus
• E)Gastropoda-nudibranchs

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Definitions:

Neurons

The basic working unit of the brain, a specialized cell designed to transmit information to other nerve cells, muscle, or gland cells.

Isotonic Saline

A solution of sodium chloride (salt) in water at a concentration that matches the salt concentration of the body cells and blood, commonly used for medical hydration and wound cleaning.

Extracellular Fluid

The body fluid outside cells, providing a medium for substances to pass between cells and blood vessels.

Resting Membrane Potential

The electrical charge difference across the cellular membrane when a neuron or muscle cell is at rest, typically around -70 mV.