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Chapter 1

PBSC The Microbial World & You MCB2010 259712 MICROBIOLOGY

What are the triglyceride molecules that are solid at room temperature, due to carbon to carbon single bonds in the fatty acid tails? Saturated
The building blocks of proteins are _____. Amino acids
An example of a saturated fat. Lard
Name the covalent bond which holds the amino acids together in proteins. Peptide Bonds
What are the triglyceride molecules that are liquid at room temperature, due to carbon to carbon double bonds in the fatty acid tails which create kinks in the tails? Unsaturated
What makes up the primary structure of proteins? Amino Acid Sequence
What are the 3 parts of a nucleotide? Phosphate, Sugar, Base
Name one example of a monosaccharide. glucose
The portion of a phospholipid that is polar and hydrophyllic. Glycerol Head
Name 2 types of secondary strucures in proteins. Alpha helix, beta pleated sheet
What are the 4 classes or organic molecules? carbohydrates, lipids, proteins and nucleic acids
Name one example of a polysaccharide which is a storage form of glucose in plants. Starch
What are the 2 types of nucleic acids? DNA and RNA
The portion of the phospholipid that is non-polar and hydrophobic. Fatty acid tails
An example of an unsaturated fat. Salad oil
What are the building blocks of nucleic acids? Nucleotides
Name a polysaccharide which is indigestible by humans; also known as "fiber"; the structural polysaccharide of plants. Cellulose
The building blocks of polysaccharides. Monosaccharides
What does DNA stand for? Deoxyribonucleic acid
What does RNA stand for? Ribonucleic Acid