Here are the recommended number of daily or weekly servings of each food type, based on eating a total of 2,000 calories per day. Your calorie needs may be different, depending on your age, activity level and whether you are trying to lose, gain or maintain your weight.
â¢ The inner membrane also has folds called cristae to increase the surface area. â¢ The intermembrane space is a region between the outer and inner membranes. Mitochondria are organelles that carry out cellular respiraTon. Cellular respiraÂ±on converts chemical energy in foods to chemical energy called AÂ±P (adenosine
Tissue Layers of the Digestive Tract. Last Updated: Tuesday, February 7, 2012. Most of the tissue in the digestive tract itself has four layers. These layers are called the mucosa, the submucosa, muscularis externa, and the serosa. The layer in the innermost part of the digestive tract is called the mucosa.The mucosa serves to line the cavity of the tract. The mucosa consists of three sub-layers called the epithelium, the lamina propria, and the muscularis mucosae.issue Layers of the Digestive Tract. Last Updated: Tuesday, February 7, 2012. Most of the tissue in the digestive tract itself has four layers. These layers are called the mucosa, the submucosa, muscularis externa, and the serosa. The layer in the innermost part of the digestive tract is called the mucosa.