What is the path of the electrical impulse that travels through the heart causing the atrial-ventricular contraction?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Name the types of burns one can get and which structures of the integument are damaged

Where are the strongest jet streams located?