Portage Learning Chem 210 Study guides, Class notes & Summaries
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PORTAGE LEARNING CHEM 210 TEST 7. | 2021
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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...
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PORTAGE LEARNING CHEM 210 TEST 8. | 2021 EXAM
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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...
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PORTAGE LEARNING CHEM 210 TEST 1.| 2021 EXAM
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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...
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PORTAGE LEARNING CHEM 210 - MODULE 6 EXA
- Exam (elaborations) • 17 pages • 2023
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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...
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PORTAGE LEARNING CHEM 210 - MODULE 3 EXAM
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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...
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PORTAGE LEARNING CHEM 210 - MODULE 2 EXA
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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...
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PORTAGE LEARNING CHEM 210 - MODULE 8 PROBLEM SET
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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?...
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PORTAGE LEARNING CHEM 210 - MODULE 4 EXAM
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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...
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PORTAGE LEARNING CHEM 210 QUIZ
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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...
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PORTAGE LEARNING CHEM 210
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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...
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