Taiga Is Characterized By

question 14

Multiple Choice

Taiga is characterized by:

• A)pines as an early successional stage before deciduous trees, rich understory, and cold climate.
• B)few ecological dominants, short growing seasons, and sparse deciduous trees.
• C)poor drainage over permafrost, few to no trees, and short growing season; shrubs and sedges dominate.
• D)permafrost, short growing seasons, and sparse coniferous trees.
• E)coniferous forest, low tree diversity, and no permafrost.

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Definitions:

Acetylcholinesterase Activity

The process by which the enzyme acetylcholinesterase breaks down acetylcholine, a neurotransmitter, in the synaptic cleft to terminate the transmission of a nerve impulse.

Neuromuscular Junction

The synapse or junction where a motor neuron transmits a signal to a muscle fiber, causing muscle contraction.

Depolarization

A decrease in the voltage difference across a cell's plasma membrane, resulting in a more positive internal environment.

Calcium Ions

Essential ions within the body that play pivotal roles in bone health, muscle contraction, nerve function, and blood clotting.