Genetic Material and Inheritance Patterns Quiz
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Questions and Answers

What is the characteristic of an organism defined by the length of its DNA?

  • The type of nitrogenous bases present
  • The number of base pairs (correct)
  • The presence of phosphate groups
  • The number of deoxyribonucleotides

Which nitrogenous base is present in DNA but not in RNA?

  • Uracil
  • Adenine
  • Cytosine
  • Thymine (correct)

What is the characteristic of the 5'-end of a polynucleotide chain?

  • It has nitrogenous bases projecting from the backbone
  • It has a free OH of 3'C group
  • It is formed due to sugar and phosphates
  • It has a free phosphate moiety (correct)

What forms the backbone of a polynucleotide chain?

<p>Sugar and phosphates (C)</p> Signup and view all the answers

Which organism has a haploid content of 3.3 × 10^9 bp DNA?

<p>Human (A)</p> Signup and view all the answers

What is the genetic material for the majority of organisms?

<p>Deoxyribonucleic acid (DNA) (B)</p> Signup and view all the answers

In addition to acting as a genetic material, what other roles does RNA play?

<p>Messenger, adapter, and structural molecule (B)</p> Signup and view all the answers

What are nucleic acids made of?

<p>Nucleotides (B)</p> Signup and view all the answers

What determines the sequences of amino acids in proteins?

<p>Genetic code (B)</p> Signup and view all the answers

What is the primary role of RNA in most organisms?

<p>Messenger (C)</p> Signup and view all the answers

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