These walls consist mainly of cellulose, noncellulosic polysaccharides and lignin, in proportions that depend upon the specific functions of the cell and its stage of development.

GK Questions with answers on Science: Cell: Structure and Functions will help you in the preparation of various competitive as well as academic examinations.

The cell is the structural and functional unit of living organisms. It was discovered by Robert Hooke in 1665.

The cell nucleus is an important organelle found in eukaryotic cells. Its roles include regulating all activity such as cellular metabolism and growth in addition to storing and maintaining the ...

National 5 Cell structure The functions of cell organelles Cells are microscopic building blocks of unicellular and multicellular living organisms.

Prokaryotes are unicellular organisms that lack membrane-bound structures. This article details the structure of prokaryotic cells and provides examples of prokaryotic organisms.

Cells that control hunger have a strong influence on the brain’s higher cortical regions. The findings could lead to new treatments for psychiatric illness.

Xyloglucan is a polysaccharide found in the primary cell walls of all higher plants examined. Its cellulose-like backbone, which is about 0.15 to 1.5 μm long, consists of 300 to 3 000 β-(1→4)-linked D ...

Charge-free protein retains its structure and function A protein that had its charged amino acids swapped for neutral ones remained stable, soluble, and functional ...