Download Reproduction and Development Vocabulary

Reproduction and Development Vocabulary
Amniotic sac
Asexual reproduction
Binary fission
Budding
Cancer
Cell division
Cleavage - a series of cell divisions in the embryo that occurs without the embryo growing
Crossing over
Development - the series of events in which a fertilized egg develops into an adult organism
Differentiation
Diploid
Ectoderm
Embryo
Endoderm
External development
External fertilization – the union of sperm and egg nuclei outside the body of the female
Fertilization – the union of sperm and egg nuclei
Fetus
Fraternal twins
FSH - follicle stimulating hormone; induces the maturation of the egg
Gametes – sex cells; sperm and egg
Gametogenesis - the formation of sex cells
Gastrulation
Germ layer
Gestation – the period of development from fertilization to birth
Haploid
Homologous chromosomes
Identical twins
Implantation
Internal development
Internal fertilization
Maturation of egg
Meiosis
Mesoderm
Mitosis
Monoploid
Oogenesis
Ovary – female organ that produces eggs and estrogen
Oviduct - tube that leads egg from the ovary to the uterus
Ovulation - the release of the egg from the ovary
Penis
Placenta
Random assortment (of chromosomes)
Regeneration
Sexual reproduction
Specialization
Spermatogenesis
Testis
Uterus – muscular female organ in which the embryo and fetus develops
Variation
Vegetative propagation
Yolk
Yolk sac
Zygote - a fertilized egg