Artificial intelligent assistant

sperm

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Sperm: Cells, How Long It Lives, Anatomy & Function
What is human sperm? Sperm are tadpole-shaped microscopic male sex cells . In humans, when a sperm cell joins with (conception or fertilization) a female sex cell (ovum or egg cell), the fetal development process begins. This often happens after vaginal intercourse. my.clevelandclinic.org
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Sperm - Wikipedia
Sperm ( pl. : sperm or sperms) is the male reproductive cell, or gamete, in anisogamous forms of sexual reproduction (forms in which there is a larger, female ... en.wikipedia.org
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Sperm - Molecular Biology of the Cell - NCBI Bookshelf
A sperm is usually a small, compact cell, highly specialized for the task of fertilizing an egg. www.ncbi.nlm.nih.gov
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sperm
▪ I. sperm, n. (spɜːm) Forms: 4–7 sperme, 6 spearme, sparme, 7 sparm, 6– sperm. [ad. OF. esperme (F. sperme), sparme, or L. sperma (hence also It. sperma, Sp. and Pg. esperma), a. Gr. σπέρµα, f. the stem of σπείρειν to sow.] I. 1. a. The generative substance or seed of male animals (esp. of vertebra... Oxford English Dictionary
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Sperm: MedlinePlus Medical Encyclopedia Image
The male reproductive system creates sperm that is manufactured in the seminiferous tubules within each testicle. medlineplus.gov
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Sperm: How Long Sperm Live, Sperm Count, and More - WebMD
Sperm count refers to the number of sperm cells in a semen sample. A normal sperm count ranges from 15 million to over 200 million sperm per milliliter of ... www.webmd.com
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Definition of sperm - NCI Dictionary of Cancer Terms
The male reproductive cell, formed in the testicle. A sperm unites with an egg to form an embryo. Search NCI's Dictionary of Cancer Terms. Starts with. www.cancer.gov
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'There's a huge amount that we don't understand': Why sperm is still ...
Human sperm cells are microscopic, so we can't see them with the naked eye. But some fruit fly species produce sperm cells 20 times their own ... www.bbc.com
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Male Reproductive System | Nemours KidsHealth
A sperm cell is very small: 1/600 of an inch (0.05 millimeters) long. At puberty, a male will make millions of sperm cells each day. The sperm then move to the ... kidshealth.org
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Sperm biology and male reproductive health | Scientific Reports
Sperm are unique cells, produced through the complex and precisely orchestrated process of spermatogenesis, in which there are a number of ... www.nature.com
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sperm
sperm/spɜ:m; spəm/ n1 [C] (pl unchanged or ~s 复数或不变或作 sperms) male reproductive cell able to fertilize a female ovum 精子 He has a low sperm count, ie He has few sperm cells and so is not very fertile. 他的精液中精子含量少.2 [U] fertilizing fluid of a male animal containing these; semen 精液. 牛津英汉双解词典
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Movement of sperm to the egg > Sperm swims through semen and reaches the haploid egg in the oviduct during fertilisation. * Once the sperm reaches the cervix, through what does the sperm swim through to reach the e...
> Once the sperm reaches the cervix, through what does the sperm swim through to reach the egg? It swims through the cervical mucus. Human sperm swim in a straight path in cervical mucus.
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Is there variability in genetic combination from the same sperm and egg combination Given a single sperm and a single egg, is there more than one resulting DNA combination they can form given the same human process of...
Assuming we know the haplotype of the ovule and the haplotype of the spermatozoid, then the genotype of the future egg is perfectly deterministic. This is true to the extend that none of the following rare events occur: * mitochondria could be inherited from the father as well * mutations in the bro...
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Is human "sperm warfare" a concept supported by biology? I've recently read the "Sperm wars" book by Robert Baker. It deals with human sexuality and infidelity. The main premise of the book is that human male has diff...
have the pleasure of attending a talk by Robert Martin, author of How We Do It ( In the talk and in his book he does address this topic (and the book Sperm
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Does caffeine increase the speed at which sperm travels? I'm not even sure if this claim is true, but... This source states that > Caffeine gives both types of sperm a boost, but the Y-sperm would get a little more ...
The cell response for caffeine, is at the molecular level of RyR (Ryanodine receptor), and the main effect could be a temporal rise in Ca+2 cytosolic concentration, so it can change the electrical behavior for the whole cell, and then affect their mobility. But the main area for RyR research is at s...
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