Supercoiling - Study guides, Class notes & Summaries
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PATHOPHYSIOLOGY 8TH EDITION MCCANCE TEST BANK / TEXT BANK McCance, Huether Pathophysiology The Biological, Complete all chapters,
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It is true that a eukaryotic cell 
 
A. is smaller than a prokaryotic cell. 
B. contains structures called organelles. 
C. lacks a well-defined nucleus. 
D. does not contain histones. - B. Contains structures called organelles. 
 
Eukaryotic cells contain organelles and histones, they have a well-defined nucleus, and are larger than prokaryotic cells. 
Ch01.1 
 
The function of a histone found in a eukaryote cell focuses on cellular 
 
A. division. 
B. movement. 
C. activities. 
D. deoxy...
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Technologist in Molecular Biology, MB(ASCP) board exam prep 2024 with 100% Correct Answers
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Technologist in Molecular Biology, MB(ASCP) 
board exam prep 2024 with 100% Correct 
Answers 
Pyrimidine - Answer ️️ -One carbon ring 
Cytosine, Thymine, Uracil 
What is the function of mRNA? - Answer ️️ -Carries genetic info out of nucleus 
Transcript translated to protein 
What is the function of tRNA? - Answer ️️ -Carries aa to ribosome 
Anticodon pairs with codon on mRNA strand 
What is the function of rRNA? - Answer ️️ -part of ribosome structure 
most abundant RNA 
coordina...
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IB Biology - Unit 7 - Nucleic Acids HL 100% Solved
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IB Biology - Unit 7 - Nucleic Acids HL 
 
100% Solved 
 
Antiparallel strands DNA is anti-parellel, meaning the strands run in opposite directions to 
each other. If one has a 3' at the top the other has a 3' at the bottom, 
 
Purines Adenine and Guanine. 
 
Pyrimidines Cytosine, Thymine and Uracil 
 
Nucleosomes Used for packing DNA, made up of a length of DNA around a group of 8 
histones 
 
Supercoiling of DNA Winding of DNA strands, this can reduce the size of DNA by 10000x, 
using nucleos...
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MIBO 3500 Exam 2 Questions and Answers Rated A
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MIBO 3500 Exam 2 Questions and Answers Rated A frederick griffith studied streptococcus pneumoniae in mice - hypothesized that bacteria could "transfer" information to each other - S strain -> host death - R strain -> not fatal - pre-killing S strains prevents illness - killed S plus live R is fatal 
conjugation horizontal gene transfer requiring cell to cell contact - two cells brought together by pilus on the donor - relaxase assists in DNA transfer - requires presence of transferable ...
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USABO Open Exam 2024 with Verified Answers Graded A.
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USABO Open Exam 2024 with Verified Answers Graded A. 
1. What best describes a nucleosome? 
A. Region in bacterial cells where DNA is located. 
B. DNA wrapped around 8 histone cores. 
C. RNA with protein bound. 
D. A region in the nucleus where ribosomes are assembled. 
E. The space between the layers of the nuclear membrane. 
2. You observe fly cells that are undergoing meiosis and treat them with a drug that inhibits the 
separation of parental homologs. At which stage of meiosis do cells trea...
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CGMBS Exam 1 Questions And Answers With Verified Solutions
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DNA polymerase delta - Answer-eukaryote: completes replication on the *lagging* 
strand; binds more tightly to DNA sliding clamp 
nucleotide and base excision repair 
Single strand binding proteins - Answer-Bind to the unpaired DNA strands, keeping 
them from re-pairing 
topoisomerase 1 - Answer-Making single-stranded DNA breaks to relieve supercoiling 
at origin 
topoisomerase 2 - Answer-An enzyme that breaks both strands (a DNA double helix), 
rotates the ends, and seals the break. 
*USES ATP*...
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USABO Open Exam 2024 with Verified Answers Graded A.
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USABO Open Exam 2024 with Verified Answers Graded A. 
1. What best describes a nucleosome? 
A. Region in bacterial cells where DNA is located. 
B. DNA wrapped around 8 histone cores. 
C. RNA with protein bound. 
D. A region in the nucleus where ribosomes are assembled. 
E. The space between the layers of the nuclear membrane. 
2. You observe fly cells that are undergoing meiosis and treat them with a drug that inhibits the 
separation of parental homologs. At which stage of meiosis do cells trea...
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AAB Molecular Diagnostics questions and answers(latest update)
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Nucleic Acid 
grows by attachment of 5' phosphate group of the incoming nucleotide to the 3'hydroxyl group of the last nucleotide 
 
 
 
double stranded DNA 
most energetically favorable state for DNA 
 
 
 
Purines 
double-ring structure Adenine (A) + Guanine (G) 
 
 
 
Pyrimidine 
single-ring structure Uracil (U)+ Cytosine 
 
 
 
Messenger RNA (mRNA) 
-template for all protein synthesis 
-encode all information necessary to produce proteins 
 
 
 
Heterogeneous nuclear RNA 
primary product o...
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Genetics 3000 Exam 3 – Clemson with complete verified solutions 2024 latest update.
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Griffith 
- transforming principle 
- streptococcus pneumonia 
- virulent strain has polysaccharide coat, have smooth coat (S) 
- R= rough, avirulent (lack coat) 
- some R could become S spontaneously 
 
 
 
Avery, MacLeod, McCarty 
- isolated transforming principle 
- destroyed different components, one at a time, to pinpoint which component was responsible for transforming DNA 
- found that DNA contained genetic material 
 
 
 
Hershey and Chase 
- T2 bacteriophage 
- radioactivity 
- protein ...
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AAB Molecular Diagnostics- Nicole's questions and answers
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Nucleic Acid 
grows by attachment of 5' phosphate group of the incoming nucleotide to the 3'hydroxyl group of the last nucleotide 
 
 
 
double stranded DNA 
most energetically favorable state for DNA 
 
 
 
Purines 
double-ring structure Adenine (A) + Guanine (G) 
 
 
 
Pyrimidine 
single-ring structure Uracil (U)+ Cytosine 
 
 
 
Messenger RNA (mRNA) 
-template for all protein synthesis 
-encode all information necessary to produce proteins 
 
 
 
Heterogeneous nuclear RNA 
primary product o...
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