Specialized structures within a living cell are known as ___________.

A) organelles.
B) eukaryotic structures.
C) prokaryotic structures.
D) unorganized structures.
E) nuclei.

Organelles

Specialized structures within a cell that perform specific functions, like mitochondria for energy production and ribosomes for protein synthesis.

Specialized Structures

Physical attributes or organ systems in organisms that have evolved to perform specific functions, contributing to survival or reproduction.