Answer:
Virus
Explanation:
Viruses are even smaller than bacteria and require living hosts — such as people, plants or animals — to multiply. Otherwise, they can't survive. When a virus enters your body, it invades some of your cells and takes over the cell machinery, redirecting it to produce the virus.
Answer:
Slows down the central nervous system. Effects motor skills, impairs vision, clear things, and good judgement
Explanation: When consumed even in small amounts, it increases the number of neurotransmitters in the brain responsible for slowing down neuron-to-neuron communications. Under the influence of this change, brain activity decreases.