Zygote is defined as a new and single cell formed at conception from the union of a sperm and an ovum (egg cell); a fertilized egg. Likewise, Zygote is the first phase of fetal development, when a single cell is formed from two (2) gametes.
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| Conception at psychology-glossary.com | ■■■■■■■■ |
Conception refers to the process when a sperm and egg unite, resulting in an embryo or fetus . - -- . . . Read More | |
| Fertilization at psychology-glossary.com | ■■■■■■ |
Fertilization is defined as the union of two (2) gametes, which occurs when a haploid sperm and a haploid . . . Read More | |
| In vitro fertilization at psychology-glossary.com | ■■■■■ |
In vitro fertilization refers to the fertilization of an ovum in a laboratory dish. In vitro fertilization . . . Read More | |
| Ovum at psychology-glossary.com | ■■■■■ |
Ovum is an egg; the female germ cell; - - In psychology, "ovum" typically refers to the female gamete . . . Read More | |
| Period of the zygote at psychology-glossary.com | ■■■■ |
Period of the zygote refers to the first phase of prenatal development that lasts from conception until . . . Read More | |
| Gamete at psychology-glossary.com | ■■■■ |
Gamete refers to a male or female reproductive cell - the spermatozoon or ovum; a mature germ cell involved . . . Read More | |
| Blastocyst at psychology-glossary.com | ■■■ |
Blastocyst refers to the hollow ball of embryonic cells that enters the uterus from the Fallopian tube . . . Read More | |
| Germ disc at psychology-glossary.com | ■■■ |
Germ disc is defined as small cluster of cells near the center of the zygote that will eventually develop . . . Read More | |
| Embryo at psychology-glossary.com | ■■■ |
Embryo refers to the developing organism from the 2nd to the 8th week of gestation ; a name given to . . . Read More | |
| Dizygotic (DZ) twins at psychology-glossary.com | ■■■ |
Dizygotic (DZ) twins refers to Fraternal twins , who develop from two (2) separate eggs/zygotes fertilized . . . Read More | |