Nucleosomes Study guides, Class notes & Summaries
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Embryology Exam 2 | questions and answers | updated 2023/24
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Embryology Exam 2 | questions and answers | updated 2023/24 
 
Histones, linker proteins and DNA strands are all components of what are referred to as - nucleosomes 
The acrosome of a eukaryotic sperm cell is formed from which organelle(s) - golgi complex 
repress or regulate the transcription of DNA to mRNA - enhancers 
To recruit acetyl transferases and loosen the histones and nucleosomes requires what - transcription factors 
the axoneme is a term or name for which of the following ch...
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MMSC 490 exam 2 (A+ Guaranteed)
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Aminoacyl-tRNA syntheses are enzymes that.... correct answers attach amino acids to specific transfer RNAs 
 
Which of the following statements about introns is true? correct answers Some types of organisms generally do not have introns 
 
The primary function of factor EF-G is to... correct answers move the peptide-tRNA from the A site of the ribosome 
 
In bacteria, mRNAs are.... correct answers transcribed and translated simultaneously 
 
The combined sizes of prokaryotic and eukaryotic ribos...
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WGU Biochemistry OA (Latest 2022/2023) Verified Answers
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WGU Biochemistry OA (Latest 2022/2023) Verified Answers 
Bohr Effect chart (low pH) 
C- High CO2 
H- High H+ 
A- Acidic 
R-Release of O2(rt. Shift) 
T- tense state (in tissues) 
 
 
Primary structure 
Sequence of amino acids that make up a protein 
 
 
Secondary Structure 
Sequence of amino acids fold. 
 
 
Tertiary Structure 
-more folding in a 3D shape. 
-R groups (side chains) 
 
 
Quaternary Structure 
Protein has more than 1 polypeptide chain. 
 
 
Chemical reaction 
-absorb and release en...
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WGU Biochemistry Final Review
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WGU Biochemistry Final Review 
1. The polymerase chain reaction is a tool used to study protein structure. 
 
True 
False 
False 
 
Feedback 
PCR is a tool used to amplify a specific segment of DNA. 
 
 
What color is the primer in the following diagram? 
 
Red 
Purple 
Blue 
Red 
 
Feedback 
Recall from the section on DNA replication that DNA polymerase needs a primer to begin DNA synthesis. This requirement means the primers will direct the DNA polymerase to only synthesize complementary stran...
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS.
- Exam (elaborations) • 12 pages • 2024
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS. 
Instructions: 
1. DO NOT begin the exam until instructed to do so. 
2. SWITCH OFF your phones. 
3. Make sure there is a total of 12 pages. 
4. Write your Name AND Exam number (A or B) on your Scantron. 
5. When finished, place Exam sheet and Scantron and return all materials to the instructor. 
Summary of points: 
1. Answer on Scantron Section A (Q# 1….60) (60 Points) 
2. Answer on the Exam Sheet Section B, C, and D (Q# 61-90) (40 Points...
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS.
- Exam (elaborations) • 12 pages • 2024
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- $14.99
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS. 
Instructions: 
1. DO NOT begin the exam until instructed to do so. 
2. SWITCH OFF your phones. 
3. Make sure there is a total of 12 pages. 
4. Write your Name AND Exam number (A or B) on your Scantron. 
5. When finished, place Exam sheet and Scantron and return all materials to the instructor. 
Summary of points: 
1. Answer on Scantron Section A (Q# 1….60) (60 Points) 
2. Answer on the Exam Sheet Section B, C, and D (Q# 61-90) (40 Points...
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS.
- Exam (elaborations) • 12 pages • 2024
- Available in package deal
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- $15.49
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CHEM 441A FINAL EXAM QUESTIONS WITH COMPLETE SOLUTIONS. 
Instructions: 
1. DO NOT begin the exam until instructed to do so. 
2. SWITCH OFF your phones. 
3. Make sure there is a total of 12 pages. 
4. Write your Name AND Exam number (A or B) on your Scantron. 
5. When finished, place Exam sheet and Scantron and return all materials to the instructor. 
Summary of points: 
1. Answer on Scantron Section A (Q# 1….60) (60 Points) 
2. Answer on the Exam Sheet Section B, C, and D (Q# 61-90) (40 Points...
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BMS 300 Exam 1 (Questions with 100% correct answers)
- Exam (elaborations) • 20 pages • 2024
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What is a histone? 
 
A. A protein found in prokaryotic cell nuclei that facilitates transport of DNA from inside the nucleus to the cytoplasm. 
 
B. A protein found in eukaryotic cell nuclei that package and order the DNA into structural units called nucleosomes. 
 
C. A protein found in eukaryotic cell nuclei that facilitates transport of DNA from inside the nucleus to the cytoplasm. 
 
D. A protein found in prokaryotic cell nuclei that package and order the DNA into structural units called nu...
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Science Olympiad Cell Biology 2024 Graded A+
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Science Olympiad Cell Biology 2024 
 
Graded A+ 
 
Prokaryotic cell Single-celled miroorganism with no membrane bound organelles 
 
Eukaryotic cell Has a nucleus and membrane bound organelles 
 
Cabpsule Only in plants, jelly-like fluid, protects cell wall 
 
Nucleiod Singular circlular molecule of DNA 
 
Flagellum Protein fiber, movement 
 
Plasma membrane Controls what goes in and out 
 
Cilia Sweep materials off cell surface 
 
Rough ER Ribosomes, materials for protein synthesis 
 
Smooth ER ...
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IB Biology HL Topic 7 Latest 2024 Graded A
- Exam (elaborations) • 6 pages • 2024
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IB Biology HL Topic 7 Latest 2024 
 
Graded A 
 
DNA structure antiparallel strands, 3'-5' linkages, and H bonding between purines and 
pyrimidines 
 
Nucleosomes consist of DNA wrapped around 3 histone proteins and are held together by 
another histone protein 
 
Nucleosomes help to supercoil chromosomes and help to regulate transcription 
 
Unique (single-copy) genes are translated and constitute a surprisingly small proportion of 
eukaryotic DNA 
 
Highly repetitive sequences constitute 5-4...
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