Which of the Following Systems Is the MOST Stable in Terms

question 31

Multiple Choice

Which of the following systems is the MOST stable in terms of species composition and distribution?

• A)populations
• B)communities
• C)ecosystems
• D)biomes
• E)trophic pyramids

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Definitions:

Synaptic Vesicles

Small structures within neurons that store neurotransmitters, which are released during neurotransmission to send signals to other neurons.

Synapse

The junction between nerve cells where neurotransmitters are released, allowing signals to pass from one neuron to another.

Spinal Cord

A vital part of the central nervous system, the spinal cord is a long, thin, tubular structure made of nervous tissue, which extends from the brain and is encased within the vertebral column, responsible for sending messages between the brain and the rest of the body.

Hormones

Biological molecules produced by glands that regulate bodily functions and behavior by traveling through the bloodstream to target organs.