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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 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 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 among organisms. Question 2 What is the definition of biochemistry? Often referred t...

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...

CHEM 210 EXAMS 1-8 AND FINAL EXAM. chem 210 exams 1-8 and final exam. Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: I...

TDC364-hw08 1. In the case of SIP-based Toll Fraud attack, what is the SIP message used by the hackers to probe the SIP serer? a. PROBE b. MESSAGE c. SUBSCRIBE d. REGISTER 2. Which of the following SIP-based security attack has immediate financial gains for the hackers? a. Eavesdropping b. Toll Fraud c. Denial of Service d. Registration Hijacking 3. In the case of SIP-based DoS attacks, which of the SIP message is likely to be used by the hackers? a. PROBE b. MESSAGE c. INVITE d...

TDC364-hw07 1. What is the major difference between 3G and 4G mobile wireless network? a. 4G has higher data rate than 3G. b. 4G is more secure than 3G c. 4G has higher call capacity than 3G. d. 4G uses different frequency spectrums than 3G. 2. For the cellular service (AMPS), if the bandwidth per channel were 20 kHz instead of 30 kHz, how many channels (both bearer and signaling channels) would be available in each block? (Note that there are two blocks, A & B). a. 450 b. 500 c. 62...

TDC364-hw08 1. In the case of SIP-based Toll Fraud attack, what is the SIP message used by the hackers to probe the SIP serer? a. PROBE b. MESSAGE c. SUBSCRIBE d. REGISTER 2. Which of the following SIP-based security attack has immediate financial gains for the hackers? a. Eavesdropping b. Toll Fraud c. Denial of Service d. Registration Hijacking 3. In the case of SIP-based DoS attacks, which of the SIP message is likely to be used by the hackers? a. PROBE b. MESSAGE c. INVITE d...