Why do high-energy electrons need carrier molecules?

In the context of the neural impulse, which of the following is true about the depolarization of neuron membranes?

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur