The answer is <span>B) 0.25 </span>
Answer:
D) Neurons
Explanation:
Your nervous system contains millions of nerve cells, called neurons. Neurons are highly specialised to transmit messages from one part of your body to another. ... Motor neurons, which pass instructions from your central nervous system to other parts of your body, such as muscles or glands.
Mutagen is an environmental agent that changes the DNA.
