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fertilization    音标拼音: [f,ɚtəlɪz'eʃən]
n. 使肥沃,土地肥沃法,施肥

使肥沃,土地肥沃法,施肥

fertilization
n 1: creation by the physical union of male and female gametes;
of sperm and ova in an animal or pollen and ovule in a
plant [synonym: {fertilization}, {fertilisation},
{fecundation}, {impregnation}]
2: making fertile as by applying fertilizer or manure [synonym:
{fertilization}, {fertilisation}, {fecundation}, {dressing}]


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  • Fertilization | Steps, Process, Facts | Britannica
    Fertilization, union of a paternal sperm nucleus with a maternal egg nucleus to form the primary nucleus of an embryo In higher organisms the essence of fertilization is the fusion of the hereditary material of two different sex cells
  • Heres How Fertilization Actually Works (Because Most People Dont . . .
    Fertilization is when a man's sperm combines with a woman's egg to form a single cell It’s one of the first steps toward pregnancy, but there are more hurdles to cross
  • Human fertilization - Wikipedia
    The process of fertilization involves a sperm fusing with an egg cell also known as an ovum The most common sequence begins with ejaculation during copulation, follows with ovulation, and finishes with fertilization
  • Fertilisation - Wikipedia
    While processes such as insemination or pollination, which happen before the fusion of gametes, are also sometimes informally referred to as fertilisation, [3] these are technically separate processes The cycle of fertilisation and development of new individuals is called sexual reproduction
  • Conception: Fertilization, Timeline How To Get Pregnant
    Conception is a complex process that begins with sperm fertilizing an egg The fertilized egg changes to a blastocyst and implants into your uterine lining This is how a pregnancy begins Conception (also called fertilization) is when an egg and sperm join It’s a key step in getting pregnant
  • What Are the Steps of Fertilization in Humans? - inviTRA
    Fertilization of the egg is essential for pregnancy to occur The union of the egg and sperm can occur naturally in the fallopian tubes or in vitro in the laboratory Once the egg is fertilized, the zygote is formed, which will divide and move until it reaches the uterus
  • Reproductive System, Part 3 - Sex Fertilization: Crash . . . - YouTube
    Hank explains the four phases of the human sexual response, how fertilization happens, and how different contraceptive methods work
  • Fertilization - Embryology
    In fertilization research, after humans the mouse is the most studied species followed by domestic and farm animals The process of fertilization involves components of, and signaling between, both sperm (spermatozoa) and egg (oocyte)
  • Understanding the Human Fertilization Process | Blog
    In this post, we’ll walk through how fertilization works in humans—step by step—including where it happens, how long an egg is viable, and how this process is replicated during in vitro fertilization (IVF)
  • Conception: How It Works | Patient Education | UCSF Health
    Learn about each step of conception (getting pregnant), including sperm transport, egg transport, fertilization and embryo development and implantation





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