Answer:
Body systems. Our bodies consist of a number of biological systems that carry out specific functions necessary for everyday living. The job of the circulatory system is to move blood, nutrients, oxygen, carbon dioxide, and hormones, around the body. It consists of the heart, blood, blood vessels,arteries and veins.
Answer:
amino group, fatty acid carboxyl group and R group.
Explanation:
The three parts from which amino acid is formed are the amino group, carboxyle group and R group. These amino acids are the building block of proteins. There are certain foods which contain proteins such as meat and pulses etc. When these foods are eaten, the protein broken down into amino acid with the help of enzymes and absorbed by the cells for building of muscles and other substances in our body.
The Exxon Valdez spilled more than 10 MILLION gallons of oil into the Prince William Sound, damaging marine life.
A polymer is a large molecule made up of many ____. The four categories of biological macromolecules are ___, ___, ___, and ___. carbohydrates, proteins,lipids, and nucleic acids, The type of macromolecule that is used primarily as a source of energy is ___.