It must be noted, however, that not all women experience bright red period blood. In fact, menstruation blood can be of numerous shades, including dark red, brown or black, orange and pale red or pink. Every shade has its own causes and some may be quite normal to experience whilst others may need medical treatment.
Proteins make up about 15% of our body mass. They are the most abundant 'solid' substances in our bodies. Each protein has its own precise function under the direction of its own gene. The shapes of proteins are of key importance. These are determined by the sequence of amino acids that make them up. Amino acids are the building blocks (monomers) of proteins. Twenty different amino acids are used to make the body's proteins.
What kind of molecules are proteins made of? proteins are made of molecules called amino acids   amino acids consist of nitrogen, hydrogen, carbon and oxygen   i just want to thank all the people who put these answâ¦ers up. without you, i never would have passed biology. thank you   No problem mate. Amino acids.