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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 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...

This study source was downloaded by from CourseH on 02-14-2022 16:28:24 GMT -06:00 PORTAGE LEARNING CHEM 210 - MODULE 3 PROBLEM SET. This study source was downloaded by from CourseH on 02-14-2022 16:28:24 GMT -06:00 Name three different functions of proteins. Transport, hormones, catalysis, structure, and protection What function does a protease have? catalysis. It degrades proteins. What is the function of hormones? These proteins communicate from one cell to another What are the...

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 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...

This study source was downloaded by from CourseH on 02-14-2022 15:42:46 GMT -06:00 PORTAGE LEARNING CHEM 210 QUIZ 1 This study source was downloaded by from CourseH on 02-14-2022 15:42:46 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 a...

PORTAGE LEARNING CHEM 210 - MODULE 7 PROBLEM SET. A scientist uses the term flux regarding a biochemical pathway. What does flux mean? Flux is the rate of flow through a biochemical pathway. A particular pathway breaks down proteins into amino acids. Is this an anabolic or a catabolic pathway? Catabolic. This is degradation of a molecule. The acetyl group is connected to CoA to make Acetyl-CoA. A) What specific atom of CoA connects to the carbon atom on the acetyl group? B) What nucleoti...

This study source was downloaded by from CourseH on 02-14-2022 16:13:24 GMT -06:00 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. Whi...

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...