A Central Aspect of the Amyloid Cascade Hypothesis Is That

question 87

Multiple Choice

A central aspect of the amyloid cascade hypothesis is that progressive dementias are at least partly caused by a toxic buildup of ____ that lead to neuron damage and ____.

• A) plaques; beta-amyloid proteins
• B) beta-amyloid proteins; plaques
• C) plaques; a-amyloid proteins
• D) alpha-amyloid proteins; plaques

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Definitions:

Segmentation

The division of a body into repetitive sections or segments; a characteristic of many animals, including annelids and arthropods.

Heteroplasy

The occurrence of similar traits or features in species that aren't closely related, due to convergent evolution or other processes, rather than common ancestry.

Bilateral Animals

Organisms with a symmetrical body plan, dividing the body into two equal halves, characteristic of most animals.

Proboscis

An elongated appendage from the head of an animal, especially an insect, used for feeding or sensing.