Monocot Vascular Bundles Do Not Have a Vascular Cambium Between

question 23

Multiple Choice

Monocot vascular bundles do not have a vascular cambium between the xylem and phloem.This means that _____.

• A)monocots are much less efficient at conducting water and sugars
• B)monocots have very thin stems
• C)monocots do not produce wood in annual rings
• D)all of the above answers apply

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Definitions:

Myelin sheath

A fatty layer that surrounds the axons of some nerve cells, serving to speed up electrical impulses.

Electrically charged atoms

Atoms that have either lost or gained electrons, resulting in a net positive or negative charge, respectively, known as ions.

Neurotransmitters

Chemical messengers in the body that transmit signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.

Axon

A long, thin part of a neuron that transmits impulses to other neurons through branching structures called axon terminals.