What does mrna do - Study guides, Class notes & Summaries
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Honors Biology Semester 2 Final Exam with Complete Solutions
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Honors Biology Semester 2 Final Exam 
 
with Complete Solutions 
 
What is the role of helicase in DNA replication? 
 Helicase unwinds the DNA double helix by breaking hydrogen bonds between base pairs, 
allowing replication to begin. 
 
How does complementary base pairing ensure accuracy during DNA replication? 
 Complementary base pairing (A with T, C with G) ensures that each new strand is an exact 
copy of the original template. 
 
What is a codon, and how is it related to DNA? 
 A codon is ...
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Test Bank Porth Pathophysiology Concepts of Altered Health States 2nd Canadian Edition
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Test Bank Porth Pathophysiology Concepts of Altered Health States 2nd Canadian Edition 
Table of Contents Chapter 01: Concepts of Health and Disease ................................................................................................. 3 Chapter 02: Concepts of Altered Health in Children ................................................................................... 14 Chapter 03: Concepts of Altered Health in Older Adults .............................................................
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Protein Synthesis Race Questions and Answers Already Passed
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Protein Synthesis Race Questions and 
 
Answers Already Passed 
 
What is the role of RNA polymerase in protein synthesis? 
RNA polymerase is responsible for transcribing DNA into mRNA during the process of 
transcription. 
 
How is protein synthesis affected if the ribosome malfunctions? 
If the ribosome malfunctions, protein synthesis can be halted or produce defective proteins, 
potentially disrupting cellular functions. 
 
What happens during the initiation phase of translation? 
During init...
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PORTAGE LEARNING CHEM 210 exams 1-8 and final exam
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Portage Learning CHEM 210 exams 1-8 and final exam 
 
Question 1 
3 / 3 pts 
 
True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. 
 
 
 
True Correct! 
False Question 2 
3 / 3 pts 
True or False: Biomolecules can have only two functional groups. 
 
True Correct! 
False Question 3 
3 / 3 pts 
 
True or False: The following functional group is an alcohol. 
 
 
 
 
 
True Correct! 
False Question 4 
3 / 3 pts 
 
True or False: In ...
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Porth's Essentials of Pathophysiology 10th Edition Test Bank by Tommie L. Norris Complete Guide A+ 2023/2024
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Porth's Essentials of Pathophysiology 10th Edition Test Bank by Tommie L. Norris Complete Guide A+ 2023/2024. At an international nursing conference, many discussions and breakout sessions focused 
on the World Health Organization (WHO) views on health. Of the following comments 
made by nurses during a discussion session, which statements would be considered a 
good representation of the WHO definition? Select all that apply. 
A) Interests in keeping the elderly population engaged in such acti...
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ABSITE Questions with Correct Answers
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ABSITE Questions with Correct Answers 
2 weeks after a whipple operation, your patient continues to have early satiety with oral intake. You decide to start metoglopramide (Reglan) and erythromycin. What receptor does erythromycin bind to increase gastrointestinal motility? - Correct Answer Motilin (found primarily in the stomach, duodenum, and colon) 
 
Proteins are synthesized from: 
 
a. mRNA 
b. tRNA 
c. dsDNA 
d. ssDNA - Correct Answer mRNA 
 
1 week after an APR, our patient develops urose...
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WSU Bio 102 Final Exam Questions and Answers Already Passed
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WSU Bio 102 Final Exam Questions and 
 
Answers Already Passed 
 
How does BPA cause cancer? it disrupts meiosis and mitosis causing breast and prostate 
cancer. 
 
3 and 7 plastics may contain BPA 
 
What is a genetic fingerprint? how do you make one? -Genetic Fingerprint: DNA uses the 
differences in base sequences to identify individuals. 
-DNA fingerprinting involves 3 tools: 
1. PCR to get large amounts of DNA 
2. Restriction digest with blunt ends to fragment the DNA with precision 
3. Gel...
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Bio 112 Exam 1 Questions and Answers Already Passed
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Bio 112 Exam 1 Questions and Answers 
 
Already Passed 
 
What is the role of transcription factors in gene regulation? 
Transcription factors are proteins that bind to specific DNA sequences to promote or inhibit 
the transcription of genes. 
 
How do lipids contribute to the structure of cell membranes? 
Lipids, particularly phospholipids, form a bilayer in cell membranes that provides barriers 
for cell compartmentalization and regulates permeability. 
 
What is the significance of the pH sca...
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LIFESCI 2A03 Test 2 Questions and Answers Graded A+
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LIFESCI 2A03 Test 2 Questions and 
 
Answers Graded A+ 
 
What is the primary role of the mitochondria in cellular respiration? 
 The mitochondria generate ATP through oxidative phosphorylation, serving as the 
powerhouse of the cell. 
 
Which phase of the cell cycle is responsible for DNA replication? 
 The S phase is where DNA replication occurs, ensuring each daughter cell has an identical 
set of chromosomes. 
 
How do enzymes function as biological catalysts? 
 Enzymes lower the activation ...
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BIO 100 EXAM 2 STUDY GUIDE LATEST UPDATE GRADED A+
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BIO 100 EXAM 2 STUDY GUIDE LATEST 
 
UPDATE GRADED A+ 
 
What characteristic of DNA evidence makes it particularly valuable in criminal investigations? 
Its uniqueness to each individual organism. 
 
What ensures the stability of the complementary base pairs in a DNA molecule? Hydrogen 
bonds. 
 
Why did the double helix model of DNA generate excitement in the scientific community? It 
elucidated how genetic material could be duplicated through complementary strands. 
 
What are the alternative ...
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