The Breaks Between Segments of an Axon's Myelin Sheath Are

question 9

Multiple Choice

The breaks between segments of an axon's myelin sheath are called:

• A)terminal buds.
• B)synapses.
• C)dendritic clefts.
• D)nodes of Ranvier.

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Definitions:

Olive

A small, oval fruit with a hard pit and oily flesh, primarily grown in the Mediterranean region, used for its oil and as a food item.

Double Fertilization

A unique process in flowering plants where one sperm fertilizes the egg forming a zygote, and another sperm fertilizes two nuclei to form endosperm.

Antipodal Nuclei

Cells located at the opposite end of the embryo sac in flowering plants, often playing a role in nourishment and development of the embryo but undergoing degeneration in many species.

Imbibition

The absorption of water by plant tissues, particularly seeds, leading to swelling and the initiation of germination.