Genetics: Heredity, Variation, and DNA Components
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Questions and Answers

What is the main focus of Genetics?

  • The pairing of nucleotides in DNA
  • The transmission of traits from one generation to the next (correct)
  • The observation of different characters among individuals in a particular species
  • The composition of DNA and RNA

    • Which components make up a DNA molecule?

  • Ribonucleic Acid, deoxyribose, and phosphate group
  • Deoxyribose, phosphate group, and uracil, adenine, guanine, cytosine
  • Phosphate group, ribose, and uracil, cytosine, adenine, guanine
  • Phosphate group, deoxyribose, and adenine, thymine, cytosine, guanine (correct)

    • How does RNA differ from DNA in terms of structure?

  • RNA is double stranded while DNA is single stranded
  • RNA has different nucleotide bases than DNA
  • RNA always pairs A with C and G with T
  • RNA has a different sugar molecule than DNA (correct)

    • Which bases pair with each other in DNA?

    <p>Adenine with Thymine and Guanine with Cytosine</p> Signup and view all the answers

    What are the basic building blocks of DNA?

    <p>Phosphate group, sugar molecule, and a base (A,T,C,G)</p> Signup and view all the answers

    Which statement is true about DNA structure?

    <p>A pairs with G and T pairs with C across the strands of the helix</p> Signup and view all the answers

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