Question

The blue-ringed octopus, shown below, utilizes a venom called tetrodotoxin as a defense mechanism.

Answer 1

B.  

paralysis due to lack of action potentials to signal muscle tissue

Answer 2

)B paralysis.    Tetrodotoxin works by inhibiting the firing of action potentials in neurons by binding to the voltage-gated sodium channels in nerve cell membranes and blocking the passage of sodium ions into the neuron. This prevents the nervous system from carrying messages, eventually leading to paralysis