Protein Synthesis I Crossword Puzzle

QUESTIONS LIST:

• structure : proteins provide this to cell membranes, organelles, and muscles.
• enzymes : these proteins are biological catalysts.
• hormones : some of these are made of protein, and some are made of cholesterol.
• antibodies : these protein molecules identify and neutralize antigens that cause disease.
• nitrogen : proteins contain carbon, hydrogen, oxygen, some sulphur, as well as this element.
• twenty : this is how many different types of amino acids there are.
• polymer : proteins can be called this because they have many repeating units of amino acids joined together.
• amine : this is the part of an amino acid that contains nitrogen.
• carboxylic acid : this is the part of an amino acid that contains a carbon with a double bond to an oxygen and a single bond to a hydroxyl group.
• gene : this controls the production of one, specific protein.
• codon : this triplet base code codes for one amino acid.
• ribosomes : these organelles, which float freely in the cytoplasm or are anchored to the endoplasmic reticulum, are the sites of protein synthesis.
• mrna : this nucleic acid carries the codons from the nucleus to the ribosomes in the cytoplasm.