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Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Question
Compare your prediction of substances that would not have DNA to your data. If your prediction was wrong, why do you think you were wrong?
![To select a different substance, click change in the bottom left corner of the video. Select the new substance, then
the video and make your observations!
Substance Teste
DNA Present?
Amount of DNA
DNA State
...
1
Chocolate
Present
Some
Small Shredded Pieces
Egg White
Present
B..
Lots
long intact strand
3.
Gummy Candy
Present
Some
Small Shredded Pieces
4.
Milk
Present
BE.
Some
long intact strand
Peas
Present
208
some
long intact strand
6.
Strawberry
Present
Lots
long intact strand
Sugar
Present
Lots
Small Shredded Pieces
2.
5.](https://content.bartleby.com/qna-images/question/678cb30d-21cc-41e3-9d90-52705fdbe7f8/851f6f90-9413-47cd-9a8d-ef586923f8ac/u43hae8_thumbnail.jpeg)
Transcribed Image Text:To select a different substance, click change in the bottom left corner of the video. Select the new substance, then
the video and make your observations!
Substance Teste
DNA Present?
Amount of DNA
DNA State
...
1
Chocolate
Present
Some
Small Shredded Pieces
Egg White
Present
B..
Lots
long intact strand
3.
Gummy Candy
Present
Some
Small Shredded Pieces
4.
Milk
Present
BE.
Some
long intact strand
Peas
Present
208
some
long intact strand
6.
Strawberry
Present
Lots
long intact strand
Sugar
Present
Lots
Small Shredded Pieces
2.
5.
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- Evidence about the three-dimensional structure and arrangement of the nucleotides in DNA molecules was originally gathered from a light microscope an electron microscope X-ray diffraction images O electrophoresisarrow_forwardIn a DNA molecule, Select one: A. The nucleotides are hydrogen-bonded to one another B. The bases are covalently bonded to one another. C. The bases are hydrogen-bonded to the sugars. D. The nucleotides are covalently bonded to one another.arrow_forwardUsing the image , create a list of similarities and differences between the two nucleic acids (consider location, size, function).arrow_forward
- Watson and Crick used scientific reasoning, their knowledge of biochemistry, and the research of other scientists to make one of the most important scientific claims of their time: DNA is a double helix with strands running in opposite directions. Between these strands, A pairs with T, and C pairs with G.arrow_forwardWhich of the following is not true with respect to DNA? a. A nucleic acid that contains the genetic instructions used in the development and functioning of all modern living organisms. b. The helix geometry of DNA is of B-Form. DNA is completely protected by the body, i.e., the body destroys enzymes that cleave DNA. DNA can be damaged by exposure to Ultra-violet rays. c. The pairing of bases: A-T (Adenine-Thymine), G-C (Guanine-Cytosine) d. Consists of a deoxyribose sugar, a phosphate backbone, four bases: adenine, guanine, cytosine and uracil. e. None of the abovearrow_forwardExplain why scientists preferred proteins as the source of genetic material over DNA. A. DNA seemed too simple of a molecule compared to proteins B. Proteins are made up of combinations of 20 different amino acids compared to DNA's 4 bases. The larger number seemed more likely to account for all the variety and diversity in organisms. C. Scientists knew more about proteins than they did DNA. D. All of the answers are correct explanations.arrow_forward
- Before X-ray diffraction and the discovery of the structure of deoxyribonucleic acid (DNA) was identified, what historical knowledge and technology existed? Explain previous models, theories and laws and technologies of that time. (Long response)arrow_forwardWatson and Crick used scientific reasoning, their knowledge of biochemistry, and the research of other scientists to make one of the most important scientific claims of their time: DNA is a double helix with strands running in opposite directions. Between these strands, A pairs with T, and C pairs with G.arrow_forwardAstronomers have made great strides in sending probes out to other planets and moons in our solar system. If they were to find a living creature some place other than Earth, how could DNA analysis help them better understand the organism? Explain in 1-2 sentences. B I U !!!arrow_forward
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