noun
COLLOCATIONS FROM OTHER ENTRIES
a sperm/egg donor (= a man who gives sperm or a woman who gives eggs to help someone else have a baby )
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Her husband was infertile so they conceived using a sperm donor.
sperm bank
sperm whale
COLLOCATIONS FROM CORPUS
■ NOUN
bank
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The chief donors to sperm banks were medical students.
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Fertility clinics and sperm banks in the United States often are privately run and are subject to few government restrictions.
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In person, however, they have matured about as much as a sperm in a deep frozen sperm bank .
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But where had his Glover genes come from if his father was in a sperm bank ?
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Carol had told him a thousand kids a year came from sperm banks in the early eighties.
cell
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The sperm cell has no muscles.
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When the creature matures, the parasitic sperm cells eat out its gonads and replace them with themselves.
count
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Men are still able to father children into their seventies, though their sperm count is lower than in their youth.
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Although that may seem like plenty, low sperm counts often are warnings of problems with sperm function.
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As it turned out, his sperm count appeared normal but his wife continued to fail to conceive.
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The only thing Rob could think up as a possible Hank Camden failure was the likelihood of a low sperm count .
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And one has to remember that sperm counts also show a natural seasonal variation.
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For the vast majority of men, the reason for a low sperm count can not be explained.
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Strictly speaking, there is as yet no definitive evidence for declining sperm counts .
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High exposure to dioxins has been associated with cancer, low sperm counts , behavioural problems and diabetes.
whale
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The sperm whales have been stranded in Scapa Flow for several weeks.
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The nobler of the two is the sperm whale .
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The Ligurian Sea, where the explosion occurred, is an important area for sperm whales .
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A whale is killed-a great sperm whale.
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The sperm whale dives to a mile and more and can stay under for two hours.
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Fourth, Ishmael makes it clear that an enraged sperm whale will charge and sink a large sailing vessel like the Pequod.
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Taking yet another example, compare the visual fields of man, rabbits and the sperm whale .
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There he found the skeleton of a whale , a sperm whale, which had become a shrine for the natives.
■ VERB
produce
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The few remaining hermaphroditic mice are at a premium because only they can produce the sperm that the all-female mice still need.
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Modern Western men are producing less sperm than formerly.
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A male is defined as the gender that produces sperm or pollen: small, mobile, multitudinous gametes.
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The number of offspring a male can produce depends on his ability to produce sperm and inseminate females.
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The fly therefore produces half as much sperm as normal.
PHRASES FROM OTHER ENTRIES
blood/sperm/organ bank
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But where had his Glover genes come from if his father was in a sperm bank ?
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Fertility clinics and sperm banks in the United States often are privately run and are subject to few government restrictions.
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In 1987, the agency had directed blood banks to similarly disqualify donors who have received pituitary-derived growth hormone.
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In person, however, they have matured about as much as a sperm in a deep frozen sperm bank .
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Still, there was always food here at the blood bank as well as plenty of sweetened fluids to quickly restore energy.
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The chief donors to sperm banks were medical students.
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The World Around Us Fascinating topics for young learners ranging from blood banks to deserts.
EXAMPLES FROM CORPUS
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All were then fertilised with sperm from her husband.
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It makes an interesting contrast with another related health issue: falling sperm counts.
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Many of his sperm do not even try to fertilize her eggs but instead either attack other sperm or block their passage.
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Once it is penetrated by the single sperm , the egg becomes impervious.
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This makes the sperm , like all rapidly developing cells, especially vulnerable to damage from chemicals or radiation.