Which bases pair in dna - Study guides, Class notes & Summaries
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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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TEST BANK for Seeley's Anatomy & Physiology 13th Edition by Cinnamon VanPutte, Jennifer Regan, Andrew Russo. All Chapters 1-29. (Complete Download) 1751 Pages
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Version 1 1 
CHAPTER 1 
1) Which technique creates a three-dimensional dynamic image of blood vessels? 
A) Digital subtraction angiography 
B) Magnetic resonance imaging 
C) Dynamic spatial reconstruction 
D) Positron emission tomography 
2) Magnetic resonance imaging is based on the movement of 
A) electrons in a magnetic field. 
B) carbons in a magnetic field. 
C) protons in a magnetic field. 
D) cells in a magnetic field. 
3) The delivery of a radioactive compound to the body to study the met...
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WGU C652 Exam Review (Latest 2024/ 2025 Update) Heredity and Genetics | Questions and Verified Answers| 100% Correct| Grade A
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WGU C652 Exam Review (Latest 2024/ 2025 Update) Heredity and Genetics | Questions and Verified Answers| 100% Correct| Grade A 
 
 
Q: chemical modifications of nucleotides 
 
 
Answer: 
Chemical mutagens can modify bases in DNA and alter their base-pairing properties 
 
 
 
Q: tetraploidy 
 
 
Answer: 
containing four homologous sets of chromosomes 
 
 
 
Q: trisomy 
 
 
Answer: 
a condition in which an extra copy of a chromosome is present in the cell nuclei, causing developmental abnormalities...
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Test Bank for Huether and McCance's Understanding Pathophysiology, Canadian Edition, 2nd Edition by Kelly Power, Stephanie Zettel, , Mohamed Toufic El-H
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Test Bank for Huether and McCance's Understanding 
Pathophysiology, Canadian Edition, 2nd Edition by Kelly 
Power, Stephanie Zettel, , Mohamed Toufic El-Hussein 
Table of Contents 
PART ONE: BASIC CONCEPTS OF PATHOPHYSIOLOGY 
Unit 1: The Cell 
1. Cellular Biology 
2. Genes and Genetic Diseases 
3. Epigenetics and Disease 
4. Altered Cellular and Tissue Biology 
5. Fluids and Electrolytes, Acids and Bases 
Unit 2: Mechanisms of Self-Defense 
6. Innate Immunity: Inflammation and Wound Healing 
...
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Bio-171 Exam 4 Questions with Complete Solutions
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What are the 4 nitrogenous bases? Which pair together? Correct Answer-adenine (A), thymine (T), cytosine (C), guanine (G) 
A->T, C->G 
 
What are the issues with these combinations: 
 1.) Pyrimidine + Pyrimidine = 
 2.) Purine + Purine = 
 3.) Pyrimidine + Purine = Correct Answer-1.) width of DNA too narrow 
2.) width of DNA too wide 
3.) width of DNA consistent with X-ray model 
 
Which bases are purines and which are pyrimidines? Correct Answer-purines: A,G 
pyrimidines: T,C 
 
What are...
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WCU - PHYS 261 FINAL EXAM LATEST ANSWERS 2023.
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WCU - PHYS 261 FINAL EXAM LATEST ANSWERS 2022. ) Nucleic acids are polymers of units called 
A) ribose. 
B) bases. 
C) fatty acids. 
D) amino acids. 
E) nucleotides. 
6) Cell membranes are said to be 
A) actively permeable. 
B) impermeable. 
C) freely permeable. 
D) selectively permeable. 
E) none of the above 
7) In humans, only __________ cells have flagella. 
A) sperm 
B) intestine lining 
C) stomach lining 
D) respiratory tract lining 
E) two of the above 
8) The addition of a phosphate grou...
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BIOD 210 Genetics Exam Module 5
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Briefly explain how the base pairs A-T and C-G bond to each other and why the 
interactions they form are important to DNA unwinding. 
Base pairs form hydrogen bonds to each other. G and C form 3 hydrogen bonds, 
while A and T form 2 hydrogen bonds. These hydrogen bonds are weak 
electrostatic interactions that are able to hold the DNA together but are easily 
broken for the DNA to unwind. 
Why are telomerase inhibitors an attractive prospect for cancer therapies? 
>90% of cancer cells expres...
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BIO 189 FINAL ARIZONA COLLEGE OF NURSING EXAM QUESTIONS WITH 100% CORRECT ANSWERS!!
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■ How can the sequence of bases contribute to the diversity among species? - Answer-DIFFERENT 
SEQUENCES OF BASES MAKE DIFFERENT TRAITS 
■ Introns and Exons - Answer-INXONS ARE NOT NEEDED (IN TRASH), 
EXONS ARE THE PART OF NUCLEOTIDE THAT DO CODE FOR MAKING THE PROTEIN AND ARE READ 
(ESSENTIAL) 
■ What are histones? - Answer-THE PROTEINS DNA WRAPS AROUND, HELPS BUILD SHAPE OF 
CHROMOSOMES 
■ What are the nucleotide bases? - Answer-adenine (A), cytosine (C), guanine (G) and thymine (T). 
...
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100 Biochemistry Exam 1 Questions with correct answers. Graded A
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100 Biochemistry Exam 1 Questions with correct answers. Graded A 
Document Content and Description Below 
100 Biochemistry Exam 1 Questions with correct answers Which of the following is found in RNA but not DNA A) Uracil B) Guanine C) Deoxyribose D) Phosphate E) Adenine >>>>Uracil Which of the fo llowing amino acids exhibits significant ultraviolet absorption above 250 nm? A) Alanine B) Tyrosine C) Methonine D) Glycine E) All of the above >>>>Tyrosine Collagen fibers hav...
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WGU Biochem C785: Unit 4 DNA and RNA with 100% correct answers
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DNA (deoxyribonucleic acid) 
An organisms genetic material found in the nucleus of a cell 
 
Double stranded helical nucleic acid molecule consisting of nucleotide monomers with deoxyribose sugar and nitrogenous bases (A, C, G, T) capable of replicating 
 
 
 
Which nucleotides/bases are used in DNA? 
A - Adenine 
C - Cystine 
G - Guanine 
T - Thymine 
 
 
 
RNA (ribonucleic acid) 
A nucleic acid consisting of nucleotide monomers with a ribose sugar and nitrogenous bases (A, C, G, U) 
 
Usually ...
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