But do the same genetic mechanisms underlie changes in form and function? A new study suggests ... occur through different genetic mechanisms than changes in physiology (inner workings).

They found two distinct types of cells, with distinctly different jobs. Sponsor Message "It turned out that digestive-related function are controlled by one major cell type, and another class of ...

Each membrane has different functions. Mitochondria have different ... Mitochondria convert chemical energy from food into a form of energy the cell can use. This process is called oxidative ...

Despite being genetically identical, bacteria can vary considerably in shape and size. Whether these variations affect ...

Each has a different function. For example ... The photoreceptors carry signal impulses along nerve cells to form the optic nerve. Most of the fibers of the optic nerve cross into a structure ...

Once bound, they form maturation promoting factors ... Once bound, the complex functions to phosphorylate many different target proteins. One of the most well studied is the retinoblastoma tumour ...