Word: sperm
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...primary objectives of the laboratory will be to study the functioning of the reproductive system in order to find better methods of birth control. Research will extend from the development of eggs and sperm to the newborn...
...conception was something they had to try several nights before they were sure they had something--why on one of those nights you were conceived and on the others you weren't is beyond them; 3) you as an individual, and not someone totally different, were created because the sperm cell with our genetic code happened to fertilize an egg before any of 18,000,000,000 others did. A few examples of the 18 billion other possibilities of the union of your two parents are your brothers and sisters...
...UNDERSEA WORLD OF JACQUES COUSTEAU (ABC, 7:30-8:30 p.m.). "Whales." The world-famed French oceanographer explores the depths off the coast of Madagascar in search of finback, sperm and killer whales...
...fishing boat's pulpit stood the intrepid harpooner, dart-tipped pole in hand. Down flashed the steel into a huge sperm whale. After that came a battle off Cape Finisterre that lasted several hours, reported Madrid's daily ABC, and when all the thrashing and splashing were over, Spain's Francisco Franco, 75, had landed himself a 48,000-lb. trophy. Franco's favorite finny prey is salmon, but this was far from his first whale. Over the years he has snagged more than 20 of the leviathans, and he has the pictures to prove...
...come to believe, as have other embryologists and physiologists, that an unusually high incidence of abnormal births may result from couples' using the rhythm method for birth control and miscalculating the date of ovulation. An ovum may remain fertile for at least two days, and sperm for about 36 hours. Cross says that in the first half of the ovulation cycle, a stale sperm may fertilize a normal egg, and in the second half, a normal sperm may fertilize a stale egg. Either way, he believes, the stale component may contain a deteriorated chromosome and cause a fetal abnormality...