About 65-75% of the seminal fluid in humans originates from the seminal vesicles. Contain proteins, enzymes, fructose, mucus, vitamin C, flavins, phosphorylcholine and prostaglandins. High fructose concentrations provide nutrient energy for the spermatozoa as they travel through the female reproductive system.
Answered by The Community. Making the world better, one answer at a time. The average annual rainfall in Michigan is about 32 inches. This varies depending on area and it can change from year to year.he average annual precipitation in Germany varies in different regions. The range of annual precipitation is anywhere from 23 inches in most areas to up to 48 inches in the A â¦ lpine mountain region. 24 people found this useful. Julien Benney.
State-wide averages of annual rainfall plus snowfall range from a high of 63.7 inches (1618 millimetres) in Hawaii to a low of 9.5 inches (241 millimetres) in Nevada.For the entire United States, excluding Hawaii and Alaska, the average amount of moisture falling as rain and snow is 30.21 inches (767 millimetres).he precipitation averages are based on data collected by weather stations throughout each state from 1971 to 2000 and provided by the NOAA National Climatic Data Center.