What is the fastest time of getting infected by any sickness or pathogen?

What best describes lactic acid fermentation?

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )