Antibody. Protein that is produced by lymphocytes (white blood cells) and that attaches to a specific antigen. Antigen. Molecule on the surface of a pathogen that identifies it as a foreign invader to the immune system. Bacteria. Single-celled organism.Has a cell wall, cell membrane, cytoplasm.ntibody. Protein that is produced by lymphocytes (white blood cells) and that attaches to a specific antigen. Antigen. Molecule on the surface of a pathogen that identifies it as a foreign invader to the immune system. Bacteria. Single-celled organism.
Large amounts of fluid are used especially when nursing. The Institute of Medicine recommends that pregnant women drink about 10 cups (2.3 liters) of fluids daily and women who breast-feed consume about 13 cups (3.1 liters ) of fluids a day.
We use water not just to drink or shower or wash our clothes, we use it through the products we consume too. The average person will need 5 liters of water to drink daily, to survive in a moderate climate with little activity. An average American uses 100 to 175 gallons of water per day. Globally, we consume around 4 trillion cubic meters of fresh water a year! Agriculture alone can consume 75 to 90% of a regionâs available freshwater.