The sale of gametes human eggs and sperm is already legal and widespread around the world.
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Similarly worn teeth are also seen in other suction feeders such as sperm whales.
They need water, grazing, and sperm for insemination all of which are in short supply.
DNA in a sperm sample from which a culture of cells was grown in a jelly.
Connecticut also has a state animal (the sperm whale), state ship (USS Nautilus) and a state mineral (garnet).
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The substance, which is found in the digestive system of sperm whales, is valuable and used in perfume.
Ambergris is found in the innards of the sperm whale and used in perfumes after it has been vomited up.
With the massive whales come other giants of the sea, like whale sharks and sperm whales and occasionally hammerheads, sea lions and dolphins.
The sighting of sperm whales off Scotland's north-west coast in winter has been described as "extraordinary" by research charity Sea Watch.
Dr Mate explained that, with sperm whales, which dive to great depths, it was far more difficult to capture the behaviour.
Programs and sperm banks should expect inquiries from donor offspring and consider developing a written policy to respond to these inquiries.
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The navy has also noted the location of a sperm whale off Mull which was seen in Oban bay earlier this month.
Racers wax their boards with an old-fashioned preparation called "dope, " whose original recipe called for spermaceti--a fatty substance produced by sperm whales.
But, the researchers add that these findings will now assist further studies in revealing genetic and environmental factors that affect sperm length.
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The hard beaks of giant squid, a main source of food for sperm whales, have often been found inside lumps of ambergris.
Unlike rugged sperm and hardy embryos, human eggs and the ovaries that contain them have proved extremely difficult to freeze and resurrect.
The so-called "Sperm Show", if made into a full series, will conclude with the contestant's artificial insemination after she has chosen her donor.
First there was the study last fall correlating high levels of the chemical bisphenol A (BPA) with poor sperm formation in men.
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When the researchers compared the survey findings with the sperm test results they found the link between sedentary lifestyle and low sperm count.
However, they were identified as sperm whales by Nick Davies, who runs Gairloch-based Hebridean Whale Cruises and is involved in a Sea Watch project.
The sperm whale, a deep diving species, spent almost nine days in the shallow waters of Oban bay before swimming back out to sea.
After all, a woman usually gets sperm legitimately, either through a man interested in having a baby with her or through a sperm bank.
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In some cases, the customer knows who has donated the sperm, although rules determining the identity of the donor vary from country to country.
However, dead whales can explode naturally, such as when a sperm whale was being transported to a research centre in Tainan, Taiwan, in 2004.
Sperm banks do not need to identify celebrity resemblance to a male donor because it could create "unreasonable expectations" of the child, Rothstein said.
But for a long time, many questioned whether embryonic stem cells could turn into sperm a highly specialized cell that's only formed after puberty.
The scientists carried out the operation on 173 infertile men, and on average, found the men's sperm motility and count had improved within three months.
Her husband is also serving multiple life sentences and she too says she received In Vitro fertilization using sperm smuggled from inside an Israeli prison.
Dr Gruber expects to have a commercial sperm-sorter ready next year, and Arryx has already signed a deal to deploy it with a British dairy.
Instead, they used a measure called recombination distance, a gauge of how likely genes are to be reshuffled when sperm and egg cells are produced.
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