Guanine Study guides, Class notes & Summaries
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BIO 101 FINAL EXAM QUESTIONS AND ANSWERS 2022
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Bio Exam One 
1. The presence of a cell wall and cell membrane, but the absence of cellular organelles would be a description of which of the following classes of cells? a. prokaryotic cells b. eukaryotic cells 2. Which one of the following is a function of a protein? a. serves as an enzyme and speeds up a chemical reaction b. stores genetic material and enables its transmission to the next generation c. provides energy for a muscle contraction d. is a primary structural component of DNA 3. Whic...
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Genomics Midterm Exam Questions With Complete Solutions.
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Genomics Midterm Exam Questions With Complete Solutions. 
 
DNA is a polymer composed of all of the following EXCEPT: 
 
a. nitrogenous base 
b. 5-carbon sugar 
c. codon 
d. phosphate group 
c 
codon = 3 nucleotide sequence 
Which of the nitrogen-containing bases are purines? 
 
a. adenine 
b. cytosine 
c. thymine 
d. guanine 
a, d 
cytosine and thymine are pyrimidines 
In a DNA sequence, adenine nitrogen base pairs with _________, while guanine pairs with _________. 
 
a. uracil, thymine 
b. th...
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CHEM 210 Biochemistry MODULE 6 EXAM 2023 (A+ GRADED 100% VERIFIED)
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CHEM 210 Biochemistry MODULE 6 EXAM 2023 (A+ GRADED 100% VERIFIED)
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Quiz Bank: NURS611/ NURS 611 (NEW 2023/ 2024) Advanced Pathophysiology Exam | 100% Correct | Questions and Verified Answers with Rationales - Maryville
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Quiz Bank: NURS611/ NURS 611 (NEW 
2023/ 2024) Advanced Pathophysiology Exam 
| 100% Correct | Questions and Verified 
Answers with Rationales - Maryville 
 
QUESTION 
Which statement is true regarding termination codons? A. Eighty codons are possible. 
B. Three codons signal the end of a gene. Answer 
C. Seventy codons specify amino acids. 
D. Each amino acid has one codon. 
 
Rationale: 
 Three codons signal the end of a gene, and they are called stop or nonsense codons. 
 
 
 
QUESTI...
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ATI TEAS 7 Biology Review: Latest Updated A+ Guide : 100% Verified
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Macromolecules: 
Carbohydrate, Lipid, Nucleic Acid, Protein, Enzyme 
Carbohydrate: Sugars and starches which body breaks down to glucose 
● Structural function: cellulose and chitin 
● Energy storage: amylose, amylopectin, glycogen 
● Recognition molecules: glycoproteins and glycolipids 
Lipids: Fatty acids and their derivatives that are soluble in 
water 
● H and C and main components 
● Fats 
● Hydrophobic- thus help separate aqueous compartments 
● Store energy (fats, oils, adip...
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PCOL 838 EXAM 1
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What are the purines and pyrimidines? - Answer-purines: adenine, guanine 
pyrimidines: cytosine, uracil, thymine 
 
What are some examples of the cause of mutations in DNA? - Answer-cellular metabolism, UV light exposure, ionizing radiation, chemical exposure, replication errors 
 
What happens when the DNA is damaged/a mutation occurs? - Answer-cell cycle checkpoint activation, transcriptional program activation, DNA repair, apoptosis 
 
What is the definition of a gene? - Answer-A segment of D...
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BSC 108 Exam 3 | 100% Correct | Verified | 2024 Version
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The structure of a strand of DNA. - it is a double helix, like a twisted ladder. 
the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate 
backbone (made of deoxyribose and a phosphate group) 
What are the nucleotide subunits? - adenine, guanine, cytosine, and thymine 
How are the subunits held together? - through a hydrogen bond 
What are the nucleotide subunits compliments? - Adenine and thymine 
cytosine and guanine 
How does DNA replicate? - the parent s...
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Portage Learning CHEM 210 FINAL EXAM 2024 UPDATED.
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Portage Learning CHEM 210 FINAL EXAM 2024 UPDATED. 
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 biomolecules. 
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 i...
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(MB) ASCP Practice Exam Questions & Answers 2024
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(MB) ASCP Practice Exam Questions & Answers 2024 
 
Which of the following is not a component of a nucleotide? 
Phosphate group 
Anti-codon 
Ribose sugar 
Nitrogen base - ANSWER-Anti-codon 
 
According to Chargaff's rule of base pairing, adenine pairs with: - ANSWER-Thymine 
 
What genes would be screened in a breast cancer panel? - ANSWER-HER2, ERBB2, BRCA1 
 
Next Generation Sequencing uses: - ANSWER-Short sequence reads 
 
Purines and pyrimidines differ from each other in that: - ANSWER-Puri...
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AP Biology Unit 1 Progress Check Chemistry of Life Key (North western university)
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AP Biology Unit Test 1: Chemistry of Life Name 
1. A feature of organic compounds NOT found in inorganic compounds is the presence of 
@ ionizing chemical groups 
electrons 
@ oxygen 
@ hydrogen bonds 
2. A student analyzed a viral genome and found that the genome had the following nucleotide composition. 
* 28% adenine 
* 20% thymine 
* 35% cytosine 
* 17% guanine 
‘Which of the following best describes the structure of the viral genome? 
@ Double-stranded DNA 
@ Double-stranded RNA 
@ Single...