Answer:
b. breeds 0f domesticated dogs
Explanation:
I think its b.
Electrocardiograph (EKG or ECG) technicians operate equipment that measures, monitors, and graphically traces the electrical activity of the heart. Physicians use the graph (electrocardiogram/EKG/ECG) to diagnose and monitor patients' heart problems.
Answer:
Hydrogen and part oxygen
Explanation:
Water is composed of these two which makes the symbol H20
The new species would try and crossbreed possibly, or see them as weak and kill them off and take their resources.