Please help me with this question

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.

One of the purposes of transcription is to produce a sequence of bases that

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity