The Biochemical Diversity of Plants Is Primarily Due to

question 42

Multiple Choice

The biochemical diversity of plants is primarily due to

• A) adaptations to different soils.
• B) adaptations to different temperatures.
• C) coevolution with herbivores.
• D) adaptations to different levels of moisture.
• E) coevolution with commensals.

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Definitions:

Renshaw Loop

A neurological feedback circuit within the spinal cord involving Renshaw cells that helps modulate motor neuron activity.

Interneuron

Association cell interposed between a sensory neuron and a motor neuron; in mammals, interneurons constitute most of the brain’s neurons.

Motor Neuron

Cell that carries efferent information from the brain and spinal cord to make muscles contract.

Retrograde Messages

Signals that move backward across the synapse from the postsynaptic cell to the presynaptic cell, often involved in the modulation of neurotransmitter release.