Chem 210 Portage Learning exam Biochemistry

True or False: Hydrogen is called the superglue of the chemical world. - ANSWER-False True or False: Small elements, such as nitrogen, are common in biomolecules. - ANSWER-true True or False: The time it takes for a compound to flow through a metabolic pathway is called the flux. - ANSWER-true ...

Portage Learning Chem 210 Final Exam BioChem True or False: Nitrogen is called the superglue of the chemical world. - ANSWER-FALSE True or False: Large elements, such as strontium, are common in biomolecules. - ANSWER-FALSE True or False: The time it takes for a compound to flow through a meta...

Definition of biochemistry - ANSWER-chemistry of life; how properties of organisms relate to their molecules What are the 3 things biochemists study? - ANSWER-1. The relationship between structure and function of biomolecules 2. Chemical reactions of organisms (metabolism) 3. Communication with...

Covalent Catalysis - ANSWER-Active site contains a reactive group (Nucleophile) General Acid-Base Catalysis - ANSWER-Molecule (other than Water) acts as a proton donor or acceptor Metal Ion Catalysis - ANSWER-Metal ion serves as an electrophilic catalyst and stabilizes reaction intermediate Te...

True or False: The majority of reactions of the urea cycle occur in the cytosol. - ANSWER-true True or False: FADH2 yields 2.5 ATP molecules after donating electrons and hydrogen atoms to the electron transfer chain (ETC). - ANSWER-False True or False: ATP is invested in the urea cycle. - ANSWER...

True or False: The ΔG value for a particular reaction is -78kJ/mol. This value indicates the reaction is spontaneous. - ANSWER-true True or False: A biochemical metabolic pathway is a single reaction that converts starting material into products. - ANSWER-false True or False: A biochemical meta...

Most common nucleic acids Deoxyribonucleic acid (DNA) Ribonucleic acid (RNA) Nucleic acid monomers nucleotides DNA function stores genetic info encoding primary sequence of proteins RNA function makes proteins from info in DNA Nucleotide structure base + monosaccharide + phosphoric acid (H...

Most common nucleic acids Deoxyribonucleic acid (DNA) Ribonucleic acid (RNA) Nucleic acid monomers nucleotides DNA function stores genetic info encoding primary sequence of proteins RNA function makes proteins from info in DNA Nucleotide structure base + monosaccharide + phosphoric acid (H...

Glycerol contains how many carbon atoms? - 3 - 4 - 5 - 15 - ANSWER-- 3 Which of the following are derived from or made from fatty acids? - Cholesterol - Carotenoids - Phosphoglycerides - Both A and B - Both A and C - ANSWER-- Phosphoglycerides Triacylglycerols are made from a ________ and...

Which of the following monosaccharides is not an aldose? a. erythrose b. dihydroxyacetone c. glucose d. glyceraldehyde e. ribose - ANSWER-b. dihydroxyacetone when two monosaccharides are epimers: a. they differ only in the configuration about the penultimate carbon b. one is an aldose, the o...

True or False: Nitrogen is called the superglue of the chemical world. - ANSWER-FALSE True or False: Large elements, such as strontium, are common in biomolecules. - ANSWER-FALSE True or False: The time it takes for a compound to flow through a metabolic pathway is called the payoff phase. - AN...

True or False: The amino acids lysine and arginine both contain sulfur atoms. - ANSWER-False True or False: The following secondary structure shown below is an example of a beta-turn. - ANSWER-False True or False. The side chain of histidine is bonded to the backbone nitrogen atom. - ANSWER-Fal...

True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. - ANSWER-False True or False: Biomolecules can have two or more different functional groups. - ANSWER-True True or False: The following functional group is an amine. C2H5NH2 - ...

What are three ways that biochemists study biological organisms? - ANSWER-the relationship between structure and function of biomolecules, 2) chemical reactions of organisms (metabolism), and 3) communication within and among organisms What is the definition of biochemistry? - ANSWER-The chemistr...