The Embryonic Shoot and Root Are Separated by a Tiny

question 78

Multiple Choice

The embryonic shoot and root are separated by a tiny section of embryonic stem, called the ____.

• A)plumule
• B)hypocotyl
• C)radicle
• D)cotyledon
• E)coleoptile

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Definitions:

All-Or-None

Referring to the fact that a neuron either fires completely or does not fire at all.

Interneurons

Neurons that provide connections between sensory and motor neurons, as well as between themselves, to integrate sensory input and motor output.

Axons

Long threadlike part of a nerve cell along which impulses are conducted from the cell body to other cells.

Synaptic Knob

The part of a neuron that connects to another neuron or muscle cell, facilitating the transmission of neurotransmitters across the synaptic gap.