Below No4
blas·to·gen·e·sis (blst-jn-ss)
n.
1. The theory that inherited characteristics are transmitted from parent to offspring by germ plasm.
2. Reproduction of an organism by budding.
3. The transformation of small lymphocytes into larger cells that are capable of undergoing mitosis.
4. The development of an embryo during cleavage and germ layer formatio