Examlex

Solved

Define and Describe a PSTN

question 4

Essay

Define and describe a PSTN.


Definitions:

Blastomere

A type of cell produced by the division of the egg after fertilization, contributing to the formation of the embryo.

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.

Related Questions