Biological Science (6th Edition)
6th Edition
ISBN: 9780321976499
Author: Scott Freeman, Kim Quillin, Lizabeth Allison, Michael Black, Emily Taylor, Greg Podgorski, Jeff Carmichael
Publisher: PEARSON
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Chapter 4, Problem 16PIAT
PROCESS OF SCIENCE Now that you have learned a little more of the history behind the elucidation of the secondary structure of DNA, what does it tell you about the role of the scientific community in advancing science? Were Watson and Crick solely responsible?
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Chapter 4 Solutions
Biological Science (6th Edition)
Ch. 4 - What are the four nitrogenous bases found in RNA?...Ch. 4 - 2. What determines the primary structure of a DNA...Ch. 4 - 3. Which of the following describes the synthesis...Ch. 4 - Prob. 4TYKCh. 4 - Prob. 5TYUCh. 4 - Prob. 6TYUCh. 4 - What would be the sequence of the strand of DNA...Ch. 4 - 8. According to the RNA world model, a ribozyme...Ch. 4 - Make a concept map (see BioSkills 12 ) that...Ch. 4 - Prob. 10TYPSS
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- What evidence did Watson and Crick have at their disposal in 1953? What was their approach in arriving at the structure of DNA?arrow_forwardX-ray was used by Rosalind Franklin and Maurice Wilkins to study the molecular structure of DNA. Why is their finding not accepted by Watson and Crick? Explain.arrow_forwardMatch the researchers (1–6) with the discoveries listed. Discovered regularity in the ratios of different bases in DNA. Worked out the helical structure of DNA by building Identified DNA as the genetic material in bacteriophages. Determined that DNA is responsible for transformation in bacteria. Demonstrated that heat-killed material from bacteria can genetically transform live bacteria. Took X-ray diffraction pictures used in constructing the structure of DNA. 1. Watson and Crick 2. Hershey and Chase 3. Avery, MacLeod, and McCarty 4. Griffith 5. Franklin and Wilkins 6. Chargaffarrow_forward
- Describe why the structure of DNA led Watson and Crick to point out “apossible copying mechanism for the genetic material.”arrow_forwardDNA: The Secret of Life https://www.youtube.com/watch?v=HwPWv50YcMY There were three main groups working to discover the structure of DNA. Who were the three different teams and what techniques were they using?arrow_forwardWhy do we study the DNA sequence of human organism?arrow_forward
- Junk DNA — Not So Useless After All https://healthland.time.com/2012/09/06/junk-dna-not-so-useless-after-all/ (Claim) Summarize scientist's error in naming noncoding DNA "junk" DNA. (Evidence) Is the amount of DNA an organism has correlated to intelligence or complexity? (Reasoning) What are two discovered uses of noncoding DNA (introns)?arrow_forwardWhat evidence do you have that RNA came before DNA?arrow_forwardLooking at the timeline as a whole, how many scientists were involved in figuring out DNA's structure (it wasn't just Watson and Crick)?arrow_forward
- Compare and contrast Pauling model of DNA to that of Watson & Crick.arrow_forwardHow do researchers determine a sequence of DNAarrow_forwardLet’s say that you want to find out the difference in nucleotide sequence among two DNA strands, one of which is isolated from the liver of a liver cancer patient and the other one is isolated from the liver of a healthy individual. How you can do that, please explain in detailsarrow_forward
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