Meselson and stahl Study guides, Class notes & Summaries
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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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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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People to Know - AP Biology Exam Questions and Answers
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People to Know - AP Biology Exam Questions and Answers 
Gregor Mendel 
Monk who grew up in Austria, experimented with garden peas in 1857 to study inheritance, documented "particulate mechanism", came up with laws of independent assortment and segregation. 
 
 
Thomas Hunt Morgan 
Came up with first solid evidence associating a specific gene with a specific chromosome by working with various varieties of Drosophila; invented notation for symbolizing alleles; discovered sex-linked trait of whit...
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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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QBM All of the Practice Exams Questions And Answers With Complete Solutions 2024
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QBM All of the Practice Exams Questions 
And Answers With Complete Solutions 2024 
d. protein as a cartoon model, DNA as a ball-and stick model. 
The image below shows 
a. protein as a ball-and-stick model, DNA as a molecular surface representation. 
b. DNA as a ball-and-stick model, protein as a molecular surface representation. 
c. both as ball-and-stick models. 
d. protein as a cartoon model, DNA as a ball-and stick model. 
e. both as cartoon models. 
b. DNA is responsible for bacterial trans...
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BIOLOGY 206 Microbiology Openstax Test Bank-Chapter 11
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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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OpenStax Microbiology Test Bank Chapter 11: Mechanisms of Microbial Genetics
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OpenStax Microbiology Test Bank Chapter 11: Mechanisms of Microbial Genetics 
 
 
* = Correct answer Multiple Choice 
1.	Gene expression includes which of the following? 
A.	DNA replication 
B.	replication, transcription, and translation 
C.	transcription and translation* 
D.	translation only 
 
2.	The central dogma describes which of the following? 
A.	the process by which enzymes are modified after translation 
B.	the steps of gene expression* 
C.	the way DNA is replicated 
D.	the way RNA is...
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People to Know - AP Biology Exam Questions and Answers
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People to Know - AP Biology Exam Questions and Answers 
Gregor Mendel 
Monk who grew up in Austria, experimented with garden peas in 1857 to study inheritance, documented "particulate mechanism", came up with laws of independent assortment and segregation. 
 
 
Thomas Hunt Morgan 
Came up with first solid evidence associating a specific gene with a specific chromosome by working with various varieties of Drosophila; invented notation for symbolizing alleles; discovered sex-linked trait of whit...
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QBM Final Exam Questions And Answers With Complete Solutions 2024
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QBM Final Exam Questions And 
Answers With Complete Solutions 2024 
Define recombinant DNA technology 
Using molecular biology technique such as cloning, PCR, restriction enzymes digestion, 
and gel electrophoresis to take a gene from one source and joint it with another piece of 
DNA, creating a new recombinant DNA molecule that can be inserted in bacteria and 
further studied. 
What are 3 characteristics of DNA ? 
- Double strand 
- 5' to 3' directionality 
- antiparallel 
- base pairing [ad...
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CWRU BIOL 215 Exam 2 questions and answers graded A+
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Two sources of variability that arises during meiosis and fertilizations - 1. Crossing over 
2. Independent Assortment 
Crossing Over - homologous chromosomes pair... each sister chromatid consists of a single 
stranded DNA molecule 
What is the result of the crossing over between homologous chromatids? - The exchange of 
segments 
Where do the homologous chromosomes separate? - First meiotic division 
What is produced after meiosis II - two daughter chromosomes have parental combinations of 
al...
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