Why Has C Elegans Proven to Be a Useful Model for Understanding

question 34

Multiple Choice

Why has C. elegans proven to be a useful model for understanding apoptosis?

• A) The animal has as many genes as complex organisms, but finding those responsible is easier than in a more complex organism.
• B) The nematode undergoes a fixed and easy-to-visualize number of apoptotic events during its normal development.
• C) This plant has a long-studied aging mechanism that has made understanding its death just a last stage.
• D) While the organism ages, its cells die progressively until the whole organism is dead.
• E) All of its genes are constantly being expressed so all of its proteins are available from each cell.

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Definitions:

Procedural Memory

A type of long-term memory involved in the acquisition of skills and how to perform tasks.

Ice Skate

A type of footwear equipped with a metal blade used for gliding and performing maneuvers on ice.

Explicit Memory

A type of long-term memory involving conscious recollection of specific facts and events.

Semantic Memory

A type of long-term memory involving the recollection of facts, concepts, and knowledge about the world.