Study guides, Class notes & Summaries

PORTAGE LEARNING CHEM 210 TEST 7. | 2021 Test 7 CORRECT ANSWERS IN RED Question 1 True or False: The G value for a particular reaction is +52kJ/mol. This value indicates the reaction is spontaneous. True False Question 2 3 / 3 pts True or false: A biochemical metabolic pathway is a single reaction that convertsstarting material into products. True False Question 3 True or false: Two ATP molecules are used in the energy-investing stage of glycolysis. True False Question 4 Tru...

PORTAGE LEARNING CHEM 210 TEST 8. | 2021 EXAM Test 8 CORRECT ANSWERS IN RED Question 1 True or False: The majority of reactions of the urea cycle occur in the mitochondrial matrix. True False Question 2 True or False: FADH2 yields 1.5 ATP molecules after donating electrons and hydrogen atomsto the electron transfer chain (ETC). Correct! True False Question 3 True or False: GTP is invested in the urea cycle. True Correct! False Question 4 True or False: There are five complex...

PORTAGE LEARNING CHEM 210 TEST 1.| 2021 EXAM This study source was downloaded by from CourseH on 02-14-2022 16:51:25 GMT -06:00 Test 1 CORRECT ANSWERS ARE IN RED Question 1 True or False: According to the Module, a compound with a molecular mass of 8,000 g/mol is considered a macromolecule. True False Question 2 True or False: Biomolecules can have two or more differentfunctional groups. True False Question 3 True or False: The following functional group is an amide. True Fal...

PORTAGE LEARNING CHEM 210 - MODULE 6 EXAM. In RNA, guanine always pairs with . Thymine Guanine Cytosine Uracil Both A and B CYSTOSINE DNA is built from which of the following? Nucleosides Genes Purines Nucleotide Codons NUCLEOTIDE The Z-form helix of DNA is stabilized mainly by . Ionic bonds Covalent bonds Hydrogen bonds Ion-dipole bonds Hydrogen covalent bonds HYDROGEN BONDS Question 1 3 / 3 pts Question 2 3 / 3 pts Question 3 3 / 3 pts Question 4 3 / 3 pts Questi...

PORTAGE LEARNING CHEM 210 - MODULE 3 EXAM. True or False: The amino acids serine and threonine both contain sulfur atoms. FALSE True or False: The following secondary structure shown below is an example of a betaturn. FALSE True or False. The side chain of phenylalanine is bonded to the backbone nitrogen atom. FALSE True or False: The name of the molecule that binds to an enzyme is called the holoenzyme. FALSE Question 1 3 / 3 pts Question 2 3 / 3 pts Question 3 3 / 3 pts Que...

PORTAGE LEARNING CHEM 210 - MODULE 2 EXAM. Scientific Calculator The pH of a solution of 8.9 x 10-12 M NaOH is: A. 8.9 B. 8.9 x 10-12 C. 4.8 D. 11 E. 2.9 A B C D E [Kw=[H+][OH-] = 1.0 x 10-14; [H+][8.9 x 10-12] = 1.0 x 10-14 ;[H+]=890; pH=-log[890]=2.9] Water is a unique molecule. Which of the following contributes to water’s unique place Question 1 3 / 3 pts Question 2 3 / 3 pts in the chemical world? The geometry of the molecule The polarity of the O-H bonds The abi...

PORTAGE LEARNING CHEM 210 - MODULE 8 PROBLEM SET. This study source was downloaded by from CourseH on 02-14-2022 16:13:24 GMT -06:00 What is the “unifying” theory covered in this module? Chemiosmotic theory How many ATP are produced per NADH molecule? Per FADH2 molecule? NADH produced 2.5 ATP, while produces FADH21.5 ATP. In the figure below, several portions of a molecule have dashed circles. Which portion of the molecule, A, B, C, or D, would be removed in oxidative deamination?...

PORTAGE LEARNING CHEM 210 - MODULE 4 EXAM. Which of the following monosaccharides is a ketose? Dihydroxyacetone Galactose Glucose Glyceraldehyde Idose Dihydroxyacetone When two carbohydrates are epimers: One is a pyranose, the other a furanose One is an aldose, the other a ketose They differ in length by one carbon They differ only in the configuration about one carbon atom They react differently with iodine THEY DIFFER ONLY IN THE CONFIGURATION ABOUT ONE CARBON ATOM Which pair i...

PORTAGE LEARNING CHEM 210 QUIZ 1 This study source was downloaded by from CourseH on :42:46 GMT -06:00 PORTAGE LEARNING CHEM 210 QUIZ 1 PORTAGE LEARNING CHEM 210 QUIZ 1 Question 1 What are three waysthat biochemists study biological organisms? 1) the relationship between structure and function of biomolecules 2) chemical reactions of organisms(metabolism) 3) communication within and among organisms. Question 2 What is the definition of biochemistry? Often referred to as the chem...

PORTAGE LEARNING CHEM 210 TEST 1 PORTAGE LEARNING CHEM 210 TEST 1 Question 1 True or False: According to the Module, a compound with a molecular mass of 12,000 g/mol is considered a macromolecule. True Question 2 True or False: Biomolecules can have only one functional group. False Question 3 True or False: The following functional group is an aldehyde. False Question 4 True or False: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting macr...