48. In terms of time line and travel; endocrine system has longer control but slower travel as compared to nervous system. True CFalse 49. Sarcomere is the functional unit of myofibril and it is bound by Z line to Z line. True CFalse 50. When resting how many breaths a person can take per day? C-15,000 C-35,000 C-10,000 C-21.000 51. During the breakdown of polymers, which of the following reactions takes place? CCovalent bond Dehydration Condensation CHydrolysis 52. Osteocyte is mature bone cell which was called as an osteoblast when young True False 53. Which of the following is not a part of semen composition? Water Sugar Spermatogonia Mucus