FREE AND STUDY GAMES ABOUT CHEMISTRY F EXAM

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FREE AND STUDY GAMES ABOUT CHEMISTRY F EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -49 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: In the diagram of the cell membrane, the small branched object labeled (A) is part of a

Answer:

Glycolipid

Question 2: Denaturation of a protein

Answer:

Disrupts the secondary, tetiary, or quaternary structure of a protein. (longest answer)

Question 3: Codons are base pair sequences that

Answer:

Code for amino acids

Question 4: Which of the following is a secondary protein structure?

Answer:

a-helix

Question 5: The following amino acid side chain is

Answer:

Hydrophobic Question 6: A monosaccharide that consists of 5 carbon atoms, one of which is in a ketone group, is classified as

Answer:

Ketopentose

Question 7: Guanine is one example of nitrogen base that is a

Answer:

Purine

Question 8: The sugar also known as dextrose and blood sugar is

Answer:

Glucose

Question 9: Channel proteins in cell membranes serve what function?

Answer:

They provide pathways for water and electrolytes to move through cell membranes.

Question 10: In the peptide Ala-Try-Gly-Phe, the N-terminal amino acid is

Answer:

Alanine

Question 11: Which of the following can be found in DNA?

Answer:

Deoxyadenosine

Question 12: Which of the following is a lipid?

Answer:

Cholesterol

Question 13: Which of the following is NOT a function of proteins?

Answer:

Stores genetic information of a living organism

Question 14: Hemoglobin is an example of a protein with

Answer:

Globular structure

Question 15: In this diagram, the object labeled (C) is a

Answer:

Hydrophobic region

Question 16: Coenzyme A is a molecule whose function is to

Answer:

Activate acyl groups for reaction

Question 17: In the diagram, the large object labeled (E) is

Answer:

An integral membrane protein Question 18: When combined with electron transport chain, one turn of the citric acid cycle produces ______ ATP.

Answer:

12

Question 19: Fructose does not undergo hydrolysis because it is a

Answer:

Monosaccharide

Question 20: Maltose is a

Answer:

Disaccharide

Question 21: Which of the following is NOT a possible product of pyruvate under anaerobic conditions?

Answer:

Fumarate Question 22: A carbohydrate that gives two molecules when it's completely hydrolyzed is known as a

Answer:

Disaccharide

Question 23: Which coenzyme is the electron acceptor in the following reaction?

Answer:

FAD

Question 24: The codon is found on ____, and the anitcodon is found on _____.

Answer:

mRNA;tRNA

Question 25: A _______ consists of a nitrogen-containing base and sugar.

Answer:

Nucleoside

Question 26: Translation is the process whereby

Answer:

Protein is synthesized from mRNA.

Question 27: The overall process of glycolysis

Answer:

Produces 2 ATP molecules Question 28: In step 7 of glycolysis, ATP is generated when phophate froup is transferred directly from 1,3-diphosphoglycerate to ADP in a process known as

Answer:

Substrate level phosphorylation