The gross primary productivity of an ecosystem is 3.5 kgC/m^2/year and the energy needed by the producers for their own respiration is 3 kgC/m^2/year. What is the net primary productivity of such an ecosystem

Which body region is lateral to the sternal region and superior to the brachial region?

4. when a child cries out during rough play, the caregiver should a. encourage the distressed child to fight back. b. respond immediately, since the behavior has changed to fighting. c. ignore it, because rough play is a natural part of children’s learning. d. ignore the request for unless there has been an injury. i need answer

Along with removing drugs from the body, the kidneys also a. balance ph levels b. release hormones that regulate blood pressure c. release hormones into the stomach d. a and b