Chief cells ( stomuch) secreate pepsinogen , a inactivae enzyme. And in small intestine it converted into pepsin ,active form. Chief cell also present in parathyroid gland release pth harmone regulates level of calcium, magnesium, HPO4 ions in blood.
The dictionary definition of afternoon is simply the hours between noon and evening. In the United States, the typical workday ends at 5:00 p.m.
The shortest day of the month is August 31, with 15 hours, 33 minutes of daylight and the longest day is August 1, with 20 hours, 54 minutes of daylight. Hours of Daylight and Twilight in August