Which of the Following Processes Occurs When a Salamander Regenerates

question 52

Multiple Choice

Which of the following processes occurs when a salamander regenerates a lost limb?

• A)Certain cells in the limb dedifferentiate,divide,and then redifferentiate to form a new limb.
• B)A new salamander develops from the lost limb.
• C)The homeotic genes of the regenerating cells turn off.
• D)Oncogenes that cause accelerated cell division are turned on.

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Definitions:

Sense

A faculty by which the body perceives an external stimulus; one of the faculties of sight, smell, hearing, taste, and touch.

Smell

A sense that detects and identifies odors through organs in the nasal cavity, contributing to taste and perception of the environment.

Synesthesia

A condition in which one sense is simultaneously perceived as if by one or more additional senses, such as seeing sounds.

Stimulus

Any object, event, or situation that can elicit a sensory or behavioral response in an organism.