What is activated by the sympathetic system? 1. The digestive system
2. The "rest and digest" response
3. O The "fight or flight" response
4. The "breed and feed" response

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers

The arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s . 1.) a. precipitation b. water vapor c. icy debris 2.) a. gravitational compression b. biochemical cycling c. radiogenic heating 3.) a, gravity b. magnetic field c. heat energy for plato