Portage Learning Chem 210

Portage Learning Chem 210 Module 1 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

Question 1 3 / 3 pts 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 Correct! 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] Question 2 3 / 3 pts Water is a unique molecule. Which of the following contributes to water’s unique place Portage Learning Chem 210 Module 2 Exam in the chemical world? The geometry of the molecule The polarity of the O-H bon...

Question 1 3 / 3 pts Glycerol contains how many alcohol functional groups? 1 2 3 4 None of the above 3 Question 2 3 / 3 pts Which of the following are derived from or made from fatty acids? Cholesterol Carotenoids Phosphoglycerides Both A and B Both A and C PHOSPHOGLYCERIDES Question 3 3 / 3 pts Triacylglycerols are made from: A glycerol backbone Three fatty acids Amide linkages between fatty acids A glycerol backbone and three fatty acids All of the above...

Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 3,000 g/mol is considered a macromolecule. FALSE Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. FALSE Question 3 0 / 3 pts True or False: The following functional group is an amide. FALSE Question 4 3 / 3 pts True or False: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting macromolecules. FALSE Question 5 P...

Question 1 3 / 3 pts True or False: Nitrogen is called the superglue of the chemical world. FALSE Question 2 3 / 3 pts True or False: Large elements, such as strontium, are common in biomolecule s. FALSE Question 3 3 / 3 pts True or False: The time it takes for a compound to flow through a metabolic pathway is called the payoff phase. FALSE Question 4 3 / 3 pts True or False: Proteins, carbohydrates, and fats all get broken down into acetyl-CoA. TRUE Question 5 3 / 3 pts True or False: A fat is ...

PORTAGE LEARNING CHEM 210 - MODULE 8 EXAM. Portage Learning Chem 210 - Module 8 exam. True or False: The majority of reactions of the urea cycle occur in the cytosol. TRUE True or False: NADH yields 1.5 ATP molecules after donating electrons and hydrogenatoms to the electron transfer chain (ETC). FALSE True or False: GTP is invested in the urea cycle. FALSE True or False: There are six complexes associated with the ETC. FALSE True or False: In the production of ATP via ATP synthase,...

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...

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...