mesolecithal การใช้

• The larger yolk content of the mesolecithal eggs allows for a longer fetal development.
• In the absence of a large concentration of yolk, four major cleavage types can be observed in isolecithal cells ( cells with a small even distribution of yolk ) or in mesolecithal cells ( moderate amount of yolk in a gradient )  "'bilateral "'holoblastic, "'radial "'holoblastic, "'rotational "'holoblastic, and "'spiral "'holoblastic, cleavage.