embryo development

Timeline created by malikred94
  • Fertilization

    Fertilization
    1.The action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote.
  • Sperm

    Sperm
    semen. .
    a male reproductive cell
  • Gametes

    Gametes
    A mature haploid male or female germ cell that is able to unite with another of the opposite sex in sexual reproduction to form a zygote.
  • egg

    egg
    the roundish reproductive body produced by the female of certain animals, as birds and most reptiles, consisting of an ovum and its envelope of albumen, jelly, membranes, egg case, or shell, according to species.
  • Haploid

    Haploid
    (of a cell or nucleus) Having a single set of unpaired chromosomes.
  • Diploid

    Diploid
    of a cell or nucleus) Containing two complete sets of chromosomes, one from each parent.
  • Zygote

    Zygote
    A diploid cell resulting from the fusion of two haploid gametes; a fertilized ovum.
  • Embryo

    Embryo
    1.An unborn or unhatched offspring in the process of development.
    2.An unborn human baby, esp. in the first eight weeks from conception, after implantation but before all the organs are developed.
  • Blastocyst

    Blastocyst
    A mammalian blastula in which some differentiation of cells has occurred. Also called blastodermic vesicle.
  • Endoderm

     Endoderm
    The innermost layer of cells or tissue of an embryo in early development, or the parts derived from this, which include the lining of...
  • Mesoderm

    Mesoderm
    The middle layer of an embryo in early development.
  • Ectoderm

    Ectoderm
    The outermost layer of cells or tissue of an embryo in early development, or the parts derived from this, which include the epidermis,...
  • Fetus

    Fetus
    An unborn or unhatched offspring of a mammal, in particular an unborn human baby more than eight weeks after conception.