CHEM 210 Exam1 #10 and Final Exam CHEM 210 : Complete Questions/Answers_2022-23.

Exam 2: 1. The pH of a solution of 0.0010 M NaOH is: A. 1 B. 11 C. 8 D. 0 E. 14 2. Water is a unique molecule which of the following contributes to water’s unique place in chemical world? The geometry of the molecule - The polarity of the O-H bonds - The ability of water molecules to hy...

Exam #3 1. True or false: The amino acids serine and methionine both contain sulfur atoms 2. True or false: The following secondary structure shown below in an example of a betaturn 3. True or false: The side chain of proline is bonded to the backbone nitrogen atom 4. True or false: The name of ...

Exam #4 1. Which of the following monosaccharides is not an aldose? A. Erythrose B. Dihydroxyacetone C. Glucose D. Glyceraldehyde E. Ribose 2. When two monosaccharides are epimers: A. They differ only in the configuration about the penultimate carbon B. One is aldose, the other a ketose C....

Exam #5 1. Glycerol contains how many carbon atoms? A. 3 B. 4 C. 5 D. 15 2. Which of the following are derived from or made from fatty acids? A. Cholesterol B. Carotenoids C. Phosphoglycerates D. Both A and B E. Both A and C 3. Triacylglycerol’s are made from a _____ and _____ A. Glyc...

Exam #6 1. In DNA, adenine always pairs with _____ A. Thymine B. Guanine C. Uracil D. Cytosine E. Both A and B 2. DNA is built from which of the following? A. Nucleosides B. Genes C. Purines D. Nucleotide E. Codons 3. The double helix of DNA is stabilized mainly by A. Ionic bonds B. C...

Exam #7 1. True or false. The change G value for a particular reaction is -78kJ/mol. This value indicates the reaction is spontaneous True False 2. True or false: A biochemical metabolic pathway is a single reaction that converts starting material into products True False 3. True or false: ...

Exam #6 1. In DNA, adenine always pairs with _____ A. Thymine B. Guanine C. Uracil D. Cytosine E. Both A and B 2. DNA is built from which of the following? A. Nucleosides B. Genes C. Purines D. Nucleotide E. Codons 3. The double helix of DNA is stabilized mainly by A. Ionic bonds B. C...

Exam #8 1. True or False: The majority of reactions of the urea cycle occur in the cytosol True False 2. True or False: FADH2 yields 2.5 ATP molecules after donating electrons and hydrogen atoms to the electron transfer chain (ETC) True False - NADH yields 1.5 ATP molecules after donating el...

Final Exam 1. True or False: Hydrogen is called the superglue of the chemical worlds True False 2. True or False: Small elements such as nitrogen, are common in biomolecules True False 3. True or False: The time it takes for a compound to flow through a metabolic pathway is called the flux ...