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- Stanley Miller and Harold Urey added which organic molecule to their prebiotic mixture forsynthesizing amino acids (at the University of Chicago in 1953)?A. H2O (dihydrogen oxide)B. H2 (diatomic hydrogen)C. CO2 (carbon dioxide)D. NH3 (ammonia)E. CH4 (methane)Which of the following biomolecules contain nitrogen?(a) Glycogen (Chapter 22)(b) Nitric oxide (Chapter 4)(c) Collagen (Chapter 18)(d) Epinephrine (Chapter 28)(e) Stearic acid (Chapter 23)(f) Fructose (Chapter 20)Which of the following biological molecules exhibit the characteristics of saturation, specificity and competition?carbohydratesenzymeslipids and proteinsnucleotideslipids
- What are the most important components of a bioflim? (More than one can be chosen) A. nucleic acids B. Lipids and polysaccharides C. Glycocalyx and bacteria D. MoistureWhich of the following is an example of an organic biomolecule? Water (H2O) Phosphate(PO4) Amino/Amine Group (NH2) Glucose (C6H12O6)Are biomolecules only present in foods? Not in things or objects? If not, please provide some things that have biomolecules that is not food
- What is an organic molecule? A molecule that contains both carbon and hydrogen. A molecule that contributes to good health. A molecule that occurs in high abundance in living organisms. A molecule that cannot be made by artificial means. A molecule that is naturally occurring.Why do microbes need the following elements? In what molecules do you find these elements? Nitrogen Sulfur Phosphorus CarbonWhich of the following molecules is richest in energy when metabolized? O Linolenate, a fatty acid with 18 Carbons and three double bonds. O Linoleate, a fatty acid with 18 Carbons and two double bonds. O Stearate, a fatty acid with 18 Carbons and no double bonds. O Glucose
- Which of the following best characterizes ANABOLISM? 1.It is largely exergonic reaction because it releases energy in the form of heat 2.It is involved in the building up process from polymers to monomers 3.Reactions are usually oxidative and degradative 4.Plays a crucial role in growth repair and maintenance of body structuresWhich of the following food storage molecules has the highest energy content (per gram)? amylopectin (a type of polysaccharide) amylose (a type of carbohydrate) fat (a type of triglyceride) protein (a type of polypeptide) glycogen (a type of polysaccharide) . During oxygenic photosynthesis in eukaryotes, which substrate molecules provide the oxygen atoms that end up in product water molecules? C6H12O6 and H2O and O2 only H2O and C6H12O6 only C6H12O6 and O2 only H2O only CO2 onlyCarbohydrates are mainly composed of: Carbon (C), hydrogen (H), and oxygen (O) Oxygen (O), sulphur (S), and phosphorus (P) Chlorine (Cl), nitrogen (N), and hydrogen (H) Nitrogen (N), oxygen (O), phosphorus (P)