All proteins are composed of amino acids. Each amino acid in a protein is linked by chemical bonds. Enzymes are composed of chains of amino acids. Enzymes are a type proteins that turn a cell into a highly developed miniature factory carrying out chemical reactions very fast.
<span>It helps scientists understand how populations and species react to changes in their environment, and this knowledge can be used to help these populations and species survive.</span>
The answer is d I juss took the test
The First 20 Elements and The Difference Between Elements, Compounds and Mixtures. Standard. 1 – H – Hydrogen – Odorless, Colorless and Flammable Gas. 2 – He – Helium – Colorless and Odorless. 3 – Li – Lithium – Low Melting Point and Low Density. 4 – Be – Beryllium – High Thermal Conductivity and Non Magnetic.
Are wrong because they belong to second part of meiosis(meiosis2). And it is not metaphase1 because metaphase is when the chromatides are lined up in the middle of a cell.