In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

The organism changes from a single zygote to a complex system of tissues and cell types .
Differentiation occurs numerous times during the development of a multicellular organism as it changes from a simple zygote to a complex system of tissues and cell types .

VOR , short for VHF omnidirectional radio range , is a type of radio navigation system for aircraft , enabling them to find their position and stay on course by receiving radio signals emitted by a network of radio beacons .
Very High Frequency ( VHF ) Omni-Directional Range ( VOR ) is a type of short-range radio navigation system for aircraft , enabling aircraft with a receiving unit to determine its position and stay on course by receiving radio signals transmitted by a network of fixed ground radio beacons .

A Virtual Private Network , or VPN is a set of technologies which are used to link computers to create a private network .

A virtual private network ( VPN ) extends a private network across a public network , and enables users to send and receive data across shared or public networks as if their computing devices were directly connected to the private network .

