Chromosomes and DNA – MDCAT Biology, Chapter 20 – Level 3

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Chromosomes and DNA - Level 3

Chapter 20 - MDCAT Biology - Test Preparation MCQs

Read these Multiple Choice Questions of Chromosomes and DNA MDCAT Chapter 20 and start the online test.

  1. DNA is the genetic material in phage, transmitted from one gencration to the next Is observed by:Hershey and Chase
  2. Molecular model of DNA was suggested by:Watson and Crick
  3. If the sequence of one chain is "ATTGCAT", the sequence of its partner in the duplex must be:TAACGTA
  4. The two polynucleotide strands of DNA remain separated by _______ distance:20A°
  5. One complete turn of DNA contains:10 nucleotides
  6. Best present in RNA but not in DNA is:Uracil
  7. To specify an amino acid genetic code was:Three bases
  8. DNA is made of billions of units called:Nucleotides
  9. Each nucleotide occupies _______ distance along the length of a polynucleotide strand.15A°
  10. Genetic disorder in which urine containing homogentisic acid and turned black on exposure to air is called:Alkaptonuria

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1. Each nucleotide occupies _______ distance along the length of a polynucleotide strand.

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2. If the sequence of one chain is "ATTGCAT", the sequence of its partner in the duplex must be:

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3. One complete turn of DNA contains:

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4. Molecular model of DNA was suggested by:

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5. The two polynucleotide strands of DNA remain separated by _______ distance:

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6. DNA is the genetic material in phage, transmitted from one gencration to the next Is observed by:

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7. Genetic disorder in which urine containing homogentisic acid and turned black on exposure to air is called:

8 / 10

8. DNA is made of billions of units called:

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9. To specify an amino acid genetic code was:

10 / 10

10. Best present in RNA but not in DNA is:

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