Examlex
Structures composed of epithelial cells that produce secretions are called ________.
Blastodisc
A small disc of cytoplasm at the animal pole of a reptile or bird egg; cleavage is restricted to the blastodisc (meroblastic
Blastula
An early stage of embryonic development in animals, characterized by a hollow sphere of cells.
Tissue Growth
The process by which cellular divisions and expansions result in an increase in the size and number of cells in a tissue, contributing to the organism's growth.
Cell Shapes
The various morphological forms that cells can take, influenced by genetic and environmental factors.
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