Natural Selection Tends to Correlate the Structures of a Nervous

question 42

Multiple Choice

Natural selection tends to correlate the structures of a nervous system with an animal's function within the environment. A good example is sessile or slow-moving molluscs such as clams, which

• A) have little or no cephalization and simple sense organs.
• B) use chemical synapses to process complex information.
• C) have a well-developed brain that functions as a master control center.
• D) use their circulatory system as a mechanism for distributing nerve impulses.

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Definitions:

Extraction Cost

All costs associated with extracting a natural resource and readying it for sale.

Quantity of Gold Bars

The total number or weight of gold bars held or transacted.

Renewable Natural Resource

A resource that can replenish itself naturally over time, such as solar energy, wind, and biomass.

Aquifers

Underground layers of water-bearing permeable rock or materials through which groundwater can be extracted using a well.