05 DNA - The Genetic Material
13 Questions
| Total Attempts: 242
Basic DNA structure
Questions and Answers
- 1.Miescher discovered nuclein, a new class of organic molecule. Today we call it nucleic acid. He knew it was not protein because it had the element:
- A.
Sulfur
- B.
Carbon
- C.
Nitrogen
- D.
Oxygen
- E.
Phosphorus
- 2.Miescher discovered nuclein, a new class of organic molecule. Today we call it nucleic acid. He knew it was not protein because it did not have the element:
- 3.Avery, MacLeod, and McCarty showed that ______ of IIIS bacteria was capable of transforming live IIR bacteria in to live IIIS bacteria.
- 4.In Griffith's 1928 experiment, when live IIR bacteria and heat-killed IIIS bacteria were injected a mouse:
- A.
The mouse lived.
- B.
The IIR bacteria were transformed into IIIS bacteria.
- C.
DNA was proven to be the genetic material of the bacteria.
- D.
All of the above.
- E.
None of the above.
- 5.DNA has a deoxribose - _______ backbone.
- 6.The 3' oxygen of deoxyribose of a DNA nucleotide is linked the ___' oxygen of deoxyribose of the adjacent nucleotide by way of a phosphate group. (The answer is a number.)
- 7.The pyrimidines found in DNA are cytosine and _______.
- 8.
![[The nitrogen base on the right is _______. - ProProfs]( "[The nitrogen base on the right is _______.")
[The nitrogen base on the right is _______. - 9.If a frog's DNA consists of 23% adenine, then the percent of guanine is _____%.
- 10.Watson and Crick used the X-ray diffraction data of Wilkins and _______. (last name)
- 11.DNA's two strands run in opposite directions. That is, DNA is _______.
- 12.A DNA double helix 30 base pairs long would be ____Å long. (The answer is a number.)
- 13.On opposite sides of a DNA double helix there are grooves: a larger groove and a smaller groove. The smaller groove is called the _______ groove.
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Sample QuestionDNA is found in the ___ of a cell.
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Sample QuestionWhat will most likely be the effect of the change in the DNA molecule ?
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Sample QuestionWhich of the following is TRUE about mutation
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