The sperm is the main reproductive cell in males. The sperms differ in that each carry a set of chromosomes dividing each into either a male, or female sperm. The females differ in that they carry a X gene, while the male sperm carry a Y gene.
Temperature variations between night and day tend to be moderate during summer with a difference that can reach 21 degrees Fahrenheit, and moderate during winter with an average difference of 20 degrees Fahrenheit. The annual average precipitation at Little Rock is 50.93 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is November with an average rainfall of 5.73 Inches. (LITTLE ROCK ADAMS AP Weather station, 3.38 miles from Little Rock)
Arkansas shares the same climate classification as the rest of the southeastern United States: humid subtropical. This type of climate features relatively mild winters and hot, steamy summers. The southeastern portion of the state is wetter and warmer than its northwestern counterpart. Little Rock, on the dividing line, receives about 50 inches of precipitation per year, and towns in the southeast and northwest average approximately 5 inches more and 5 inches less per year, respectively.