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Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024.
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Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024. 
 
1.	What are the two major conditions for genetic information being accurately copied every time a cell divides? 
1.	it has to be extremely accurate. 2. it has to take place at a high speed. 
 
2.	What were 3 models of DNA replication proposed and which one was confirmed valid? 
1. conservative replication model 2. dispersive replication model 3. semiconservative replication model semiconservative replication mode...
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BIO105 Ch.15 Test Questions & 100% Correct Answers 2024/25 Version
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Who performed classic experiments that supported the semiconservative model of DNA replication? - 
Meselson and Stahl 
What separates the DNA strands during replication? - helicase 
A new DNA strand elongates only in the 5' to 3' direction because - DNA polymerase can only add 
nucleotides to the free 3' end. 
What is the role of DNA ligase in the elongation of the lagging strand during DNA replication? - It 
joins Okazaki fragments together
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BSC 1010 (Possible questions with complete answers)
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_____ is when an organism has more than two complete sets of chromosomes. correct answers Polyploidy 
 
When part of the chromosome has flipped its ordinary order. correct answers Inversion 
 
Change in one base of DNA that creates a premature stop codon. correct answers Nonsense mutation 
 
Humans are _____ and have the XX-XY system of sex determination. correct answers mammals 
 
The _____ peptide binds to the _____ recognition particle to make sure that a ribosome that is making a protein des...
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Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024.
- Prüfung • 14 Seiten • 2023
-
- 11,03 €
- + erfahre mehr
Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024. 
 
1.	What are the two major conditions for genetic information being accurately copied every time a cell divides? 
1.	it has to be extremely accurate. 2. it has to take place at a high speed. 
 
2.	What were 3 models of DNA replication proposed and which one was confirmed valid? 
1. conservative replication model 2. dispersive replication model 3. semiconservative replication model semiconservative replication mode...
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Biology Final Exam 2023 with 100% correct answers
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What was the key finding from Griffith's experimants using live and heat-killed pathogenic bacteria? - correct answer -Genetic material can be transferred from dead to live bacteria. 
 
Which of the following is not a component of DNA? - correct answer -The pyrimidine uracile 
 
Chargaff studied the composition of DNA from different sources and found that - correct answer -the proportions of A equal that of T and G equals C. 
 
The bonds that hold two complementary strands of DNA together are -...
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Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024.
- Prüfung • 14 Seiten • 2023
-
- 11,03 €
- + erfahre mehr
Florida International University CHM 4220 EXAM 2 Chapter 12 Q&A Fall 2023/2024. 
 
1.	What are the two major conditions for genetic information being accurately copied every time a cell divides? 
1.	it has to be extremely accurate. 2. it has to take place at a high speed. 
 
2.	What were 3 models of DNA replication proposed and which one was confirmed valid? 
1. conservative replication model 2. dispersive replication model 3. semiconservative replication model semiconservative replication mode...
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BIOLOGY 206 Microbiology Openstax Test Bank-Chapter 11
- Prüfung • 18 Seiten • 2023
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35. A particular genotype always produces the same phenotype. 
Answer: False 
Difficulty: Moderate 
ASM Standard: N/A 
36. Prokaryotes usually have a single origin of replication, whereas eukaryotes usually have multiple origins of replication. 
Answer: True 
Difficulty: Easy 
ASM Standard: 16 
37. Archaea, Bacteria, and Eukarya use different DNA polymerases. 
Answer: True 
Difficulty: Moderate 
ASM Standard: 16 
38. RNA primases require a free 3′-OH group to add nucleotides to a growing stran...
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chapter 14 review questions and answers graded A+ 2023 updated to pass
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chapter 14 review questionsIf DNA of a particular species was analyzed and it was found that it contains 27 percent A, what would be the percentage of C? 
a. 27 percent 
b. 30 percent 
c. 23 percent 
d. 54 percent 
C 
 
 
 
The experiments by Hershey and Chase helped confirm that DNA was the hereditary material on the basis of the finding that: 
a. radioactive phage were found in the pellet 
b. radioactive cells were found in the supernatant 
c. radioactive sulfur was found inside the cell 
d. r...
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Molecular and Cellular Biology - Test Bank 6, Exam 1 Questions and Answers 100% A+ Graded.
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The process of DNA replication requires that each of the parental DNA strands be used as a _____ to produce a duplicate of the opposing strand - CORRECT ANSWER-(c) template 
 
DNA replication is considered semiconservative because - CORRECT ANSWER-(c) each daughter DNA molecule consists of one strand from the parents DNA molecules and one new strand 
 
(d) true, but not correct - new DNA strands must be copied from a DNA template 
 
The classic experiments conducted by Meselson and Stahl demons...
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GCD Exam 2 Practice Test Comp 86 Questions (chp 9-13) with Verified Answers,100% CORRECT
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GCD Exam 2 Practice Test Comp 86 Questions (chp 9-13) with Verified Answers 
 
Which of the following could be the components of a single nucleotide found in DNA? 
a. Ribose, phosphate, and cytosine 
b. Deoxyribose, phosphate, and uracil 
c. Deoxyribose, phosphate, and adenine 
d. Ribose, phosphate, and uracil - CORRECT ANSWER c. Deoxyribose, phosphate, and adenine 
 
2. Which of the following is NOT a feature of the DNA double helix? a. It obeys the AG/TC rule. 
b. There are 10 nucleotides...
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