Genetics and DNA Trivia Questions

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Study of heredity and genetic material. Play Genetics and DNA trivia solo to sharpen your knowledge, or challenge a friend head-to-head in Trivia Tango — every question comes with an explanation so you learn as you play.

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Sample Genetics and DNA Questions

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  1. These are the four chemical bases that make up the letters of the genetic code in DNA.

    • Alanine, Glycine, Lysine, Proline
    • Adenine, Thymine, Guanine, Cytosine
    • Alpha, Beta, Gamma, Delta
    • Arginine, Tryptophan, Glutamine, Cysteine
  2. This term describes a section of DNA that codes for a specific trait or protein.

    • Chromosome
    • Cell
    • Gene
    • Nucleus
  3. These thread-like structures in the cell nucleus contain tightly packed DNA.

    • Chromosomes
    • Ribosomes
    • Mitochondria
    • Vacuoles
  4. Humans typically have this many pairs of chromosomes in each cell.

    • 12 pairs
    • 18 pairs
    • 21 pairs
    • 23 pairs
  5. This process creates an exact copy of DNA before a cell divides.

    • Translation
    • Replication
    • Transcription
    • Mutation
  6. This single-stranded molecule helps carry genetic instructions from DNA to make proteins.

    • DNA
    • ATP
    • RNA
    • Enzyme
  7. This word describes traits that are passed down from parents to offspring.

    • Hereditary
    • Spontaneous
    • Environmental
    • Acquired
  8. This scientist is known as the father of genetics for his work with pea plants.

    • Charles Darwin
    • Louis Pasteur
    • James Watson
    • Gregor Mendel

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