wingwangs - 1474 Words

Indicate whether each of the following statements about triglycerides is true or false. Indicate whether each of the following statements about triglycerides is true or false. 1. A triacylglycerol is composed of 3 glycerol molecules joined to a fatty acid. 2. The hydrocarbon chains of fatty acids vary in length as well as in the number and location of double bonds between the carbon atoms. 3. Fatty acids with one double bond in their hydrocarbon chain are called monounsaturated, while those with more than one double bond are called polyunsaturated. 4. Additional hydrogen atoms can be added to saturated fats, a process called hydrogenation. 5. When unsaturated fats are partially hydrogenated industrially, this can produce trans fats†¦show more content†¦tract to break it down) Nucleic Acids -Nucleic acids = nucleotide polymers Two types of nucleic acids are DNA and RNA RNA = protein worker (intermediaries), proteome (link b/w DNA and proteins) DNA = genetic info (intstruction), genome Nucleotides: 3 things required -sugar = Ribose (RNA) and Deoxyribose (DNA) -phosphate group -nitrogenous bases -A, G C, T (DNA) Phosphodiester bonds- joins nucleotides in nucleic acids DNA has a double strand of nucleotides, held together by hydrogen bonds RNA has a single strand of nucleotides Proteins: Functions: -enzymesïÆ'  biological catalysts -transportïÆ'  hemoglobin (transports O2 and CO2 through blood) -support structureïÆ'  muscles -motion -regulation of gene transcription, hormones etc. Amino Acids: Contain: -(-NH2)/ amino acid end -(-COOH)/carboxyl end -a central carbon -side