Meselson and stahl Study guides, Class notes & Summaries
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Intro to Molecular Cell Biology Test Bank Chapter 6, Best Tested Questions and Answers 100% Correct A+
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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. 
(a) catalyst 
(b) competitor 
(c) template 
(d) copy - CORRECT ANSWER-(c) template 
 
DNA replication is considered semiconservative because __________________________________. 
(a) after many rounds of DNA replication, the original DNA double helix is still intact. 
(b) each daughter DNA molecule consists of two new strands copied form the...
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lecture 8- DNA replication exam questions with 100% correct answers(graded A+)
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describe the duplex of an E. coli duplex? 
circular + molecules of about 4636kb 
 
 
 
describe DNA within an E. coli? 
compact 
 
 
 
 
describe the 2 ways DNA is compacted? 
looping 
 
loops are attached a the base in an unknown way. 
 
Supercoiling 
 
 
 
how large is our haploid genome? 
3.2 Gap 
 
 
 
what is the spacing between base pairs? 
0.34 nm 
 
 
 
thus what is the total length of of DNA in all somatic cells? 
2.2m 
 
 
 
what is the diameter of our nucleus? 
6 um 
 
 
 
how long is...
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AQA A LEVEL BIOLOGY EXAM. QUESTIONS AND ANSWERS.
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Structure of DNA 
 
Structure of RNA 
 
Nucleotide 
 
Bases in DNA 
 
What is T replaced with in RNA? 
 
Complementary base pairs 
 
Pyrimidines 
 
Purines 
 
Non-overlapping 
 
Anti-parallel 
 
Degenerate code 
 
Watson-Crick model 
 
Semi-conservative replication 
 
Process of semi-conservative replication 
 
Isotopes 
 
Meselson and Stahl experiment (1958) 
 
ATP 
 
Structure of ATP
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CHEM 430 Final questions and answers
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What enzymes are involved in DNA replication? - ANSWER-DNA dependent 
DNA polymerase 
is DNA replication anabolic or catabolic - ANSWER-anabolic 
what were the 3 competing models of DNA replication - ANSWER-- 
semiconservative 
- conservative 
- dispersive 
semiconservative DNA replication - ANSWER-each daughter DNA molecule is 
composed of one original strand and one new strand 
conservative DNA replication - ANSWER-- the parent strands separate and act 
as templates 
- then the original parent...
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GCD Ch. 6 Exam Questions with Correct Answers
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GCD Ch. 6 Exam Questions with Correct Answers 
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. 
A) catalyst 
B) competitor 
C) template 
D) copy - Answer-C) template 
 
DNA replication is considered semiconservative because ____________________________. 
A) after many rounds of DNA replication, the original DNA double helix is still intact 
B) each daughter DNA molecule consists of t...
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Florida International University CHM 4220 EXAM 2 Chapter 12 (100% Correct Answers)
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EXAM 2Chapter 12 
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 model2. dispersive replication model3. semiconservative replication modelsemiconservative replication model was confirmed valid. 
. How Meselson and Stahl proved correct DNA replicat...
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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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CHM 4220 EXAM 2 (Exam Questions & Answers) A+
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CHM 4220 EXAM 2 (Exam Questions & Answers) A+, 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 model was confirmed valid. 
 
. How Mesel...
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OpenStax Microbiology Test Bank Chapter 10: Biochemistry of the Genome
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OpenStax Microbiology Test Bank Chapter 10: Biochemistry of the Genome 
 
* = Correct answer Multiple Choice 
1.	Gregor Mendel conducted his revolutionary work on patterns of inheritance using which organism? 
A.	fruit flies 
B.	pea plants* 
C.	roundworms 
D.	snapdragons 
 
2.	Which best describes true-breeding organisms? 
A.	They are heterozygous at multiple loci. 
B.	They have been produced through hybridization. 
C.	They produce offspring identical to themselves when self-fertilized.* 
D.	The...
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MOLECULAR AND CELLULAR BIOLOGY TEST BANK 6 EXAM 1 WITH QUESTIONS AND WELL IDENTIFIED ANSWERS[GRADED A+]
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MOLECULAR AND CELLULAR 
BIOLOGY TEST BANK 6 EXAM 1 
WITH QUESTIONS AND WELL 
IDENTIFIED ANSWERS[GRADED A+] 
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 - ANS-(c) template 
DNA replication is considered semiconservative because - ANS-(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...
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