1. investigation into enzymes
At this stage I took a five minute break to give my pulse rate chance to get back to normal, repeat this a further five times but changing the length of time , four minutes, six minutes , eight, ten ,twelve recording all the results. ... Three to five such sessions a week are usually recommended for improving the health of the cardiovascular system. ... When muscles contract during exercise the consume large amounts of 02 and produce large amounts of CO2 during vigorous exercise, 02 consumption and pulmonary ventilation both increase dramatically. ... The cycle has four overlapping stag...
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- Grade Level: High School