The cell is the structural and functional unit of ... The spontaneous movement of molecules from a region of high concentration to one of lower concentration, until uniform concentration is ...

Table 1 below provides an overview of the key features of a prokaryotic cell: Table 1. The structure and function ... critical part of prokaryotic cell function. Prokaryotes do not have mitochondria.

The cell nucleus is the site of many important biological functions of the eukaryotic ... The Nuclear Lamina is a structure that is located near the inner nuclear membrane. It is highly ...

The mere presence of a nucleus is considered one of the defining features of a eukaryotic cell. 7 This structure is important because it houses the cell’s genetic material, encoding the instructions ...

Tissue function depends on more than cell ... One side of this tissue faces the lumen, where it comes in contact with digested food. The other side attaches to a specialized ECM support structure ...

The chemistry of amino acid side chains is critical to protein structure because these side chains can bond with one ... they function in similar ways. Chaperone proteins are abundant in cells.

Yale researchers and their colleagues in Hungary have discovered that cells in the hypothalamus — an area of the brain that controls functions like hunger and body temperature — play a major role in ...

In most animal, plant and fungal cells DNA is stored in the nucleus coiled up in thread-like structures called chromosomes. The nucleus of one of your skin cells contains about two metres of DNA ...