The radicle and plumule form a small subglobose unit, the embryonic axis, whose acuminate lower end extends into the micropyle. |
Early embryonic development in many plants is characterized by asymmetric cell division of the zygote, which specifies apical and basal regions. |
The company screens compounds for medical uses using zebra fish embryonic cells and fruitflies. |
What the candidate has done here is told the big lie about embryonic stem cells. |
The embryonic shell is separated from the juvenile shell by a distinct embryonic constriction. |
If you were to watch an embryonic starfish develop, you would see that it begins life bilaterally, but switches to radial symmetry as it matures. |