the science that studies living organisms

of an organism prior to birth or hatching

of an organism prior to birth or hatching

the branch of biology concerned with the development of malformations or serious deviations from the normal type of organism

(embryology) any of the 3 layers of cells differentiated in embryos following gastrulation

(embryology) a two-walled cuplike depression that develops into the pigmented and sensory layers of the retina

(embryology) the repeated division of a fertilised ovum

(embryology) the organic process whereby a fertilized egg becomes implanted in the lining of the uterus of placental mammals

(embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered