Examlex
Which of the following terms means that the people who are conversing on a computer are online at the same time?
Blastula
An early stage of embryonic development in animals, characterized by a spherical layer of cells (the blastoderm) surrounding a fluid-filled cavity (the blastocoel).
Embryonic Development
The process by which an embryo forms and develops, involving cell division, migration, and differentiation to establish the basic plan of an organism.
Neural Crest
A population of cells in vertebrate embryos that arises from the embryonic ectoderm and migrates to form diverse cell types, including melanocytes, craniofacial cartilage, and neurons.
Organogenesis
The phase during embryonic development where organs form from the three germ layers, setting the foundation for functional body systems.
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