4. Write about ideas you have in reaction to this question: Do modern human societies have problems related to the kinds of matter they
use or to how long it takes matter to be recycled within their
communities?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.