PLEASE ANSWER ASAP Two organisms are found to have similarities in their DNA. What would this tell you about these two organisms?
O The organisms are plants
O The organisms share a common ancestry
The organisms have cellular mutations
The organisms are prokaryotic

1. beginning with all chambers of the heart in the "relaxed" phase, describe the cardiac cycle in mammals, with systole and diastole of the atria and ventricles. for each time point in the cycle you select, state the following: • whether the atria and ventricles are contracting or relaxing • whether the av valves and semilunar valves are closed or open • whether the pressure in the atria and ventricles is high or low