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Found Embryo 8 times.

Displaying results 1 to 10.

1. Embryo
* A stage of development in a multicelled organism between the time that the zygote is fertilized and the point at which the organism developing from that zygote becomes free-living. * Specifically, in vertebrate animals, the developmental stage from after the long axis appears until all major anatomical structures form. * In human development, this is from about two weeks after fertilization until the seventh or eighth week of pregnancy. * In higher plants, this is the rudimentary plant encased in a viable seed before germination; a plant embryo usually consists of an epicotyl, hypocotyl, radicle and one or two cotyledons. * In primitive plants, the young sporophyte that develops from the union of male and female sex cells.

2. Embryo sac
Alternate term applied to the angiosperm female gametophyte contained within a megaspore .

3. Embryo transfer
The placement of a laboratory-fertilized egg into the uterus .

4. Embryo
Term applied to the zygote after the beginning of mitosis that produces a multicellular structure.

5. Embryogenesis
* A process of differentiation which results in the formation of embryo -like structures from undifferentiated cells. * Process which leads to the formation of embryos.

6. Embryologist
A specialist in embryo development.

7. Embryology
The study of the embryo and its development from a one-celled zygote (fertilized ovum ) to the establishment of form and shape (at which point, if it is an animal, it becomes a fetus ). A subfield of developmental biology .

8. Embryotoxin (embryotoxic)
This describes any chemical which is harmful to an embryo .

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