The Venom of Cobras Contains a Mixture of Substances That

question 28

Multiple Choice

The venom of cobras contains a mixture of substances that have a variety of physiological effects. One substance in the venom works by preventing acetylcholine from binding to muscle receptors. How does the venom affect the prey of the cobra?

• A) Action potentials would be continuously generated, causing convulsive muscle contractions.
• B) Muscle contractions would be prevented, causing paralysis.
• C) Muscle contractions could still occur, but relaxation of the muscle would be impaired.
• D) Action potentials would be continuously generated, causing convulsive muscle contractions; muscle contractions would then be prevented, causing paralysis.

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Definitions:

Correlated

When two or more variables or sets of data have a mutual relationship or connection, where changes in one are associated with changes in the other.

Brain Size

Refers to the overall volume or mass of the brain, variably related to body size, cognitive abilities, and evolutionary adaptations.

Species-Typical Behavior

Behavior that is characteristic of all members of a species, such as walking in salamanders.

Member-Typical Behavior

Behaviors or actions that are characteristic or expected from members of a specific group, species, or category.