Which of the following statements describes a difference between photosynthesis and cellular respiration in plants ? explain

The image shows ekgs of a person with normal heart waves and of a person having tachycardia. based on this image, what kind of condition is tachycardia? a. the heart beats abnormally fast. b. the heart beats abnormally slow. c. the right atrium of the heart stops working. d. the left ventricle pumps less blood to the aorta.

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

What is the 77 element on the periodtic table