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.

Question

Quizplus · Accepted Answer

By preventing acetylcholine from binding to muscle receptors, the venom would block the transmission of nerve signals to muscles, resulting in muscle paralysis. This would prevent the prey from being able to move or escape, making it easier for the cobra to capture and consume its prey.

The Venom of Cobras Contains a Mixture of Substances That