Why is the cost of reproduction different for males and females?

Two critical interventions to turn around the opioid crises are:

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.

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box