According to, the function of stroma in both humans and plant cells is as a supportive matrix. In people, stroma is the connective and supportive tissue of organs. In plants, the stroma is the cytoplasm in... More »

Chloroplasts are organelles that help plants convert water, energy and sunlight into food. Chloroplasts support photosynthesis by storing energy and synthesizing metabolic materials. More »

The function of a thylakoid is to serve as the compartment where the light-gathering reactions of photosynthesis occur, as explained in "Molecular Biology of the Cell." It is located in the stroma of the choloroplast, wh... More »

The citric acid cycle takes place in the matrix of the mitochondria in cells. It is also known as the Krebs cycle, or the TCA cycle. This process is an essential part of aerobic respiration. More »

Glycolysis occurs in the cytosol, also known as intracellular fluid or cytoplasmic matrix, which is the liquid found in cells. The cytosol is separated by membranes into lots of compartments and is made of many different... More » Science Biology Cells

Although most of the cells in the human body renew themselves periodically, the majority of the neurons in the brain are produced before birth in a process called neurogenesis, and serve humans for their entire lives. So... More »

Pseudostratified ciliated columnar epithelium cells function as a protective layer in the respiratory system of humans, according to CliffsNotes. These specialized cells feature rectangular shapes, vertical appearances a... More »