What are the common characteristics of life?

What do science, technology, and disease have to do with each other?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

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.