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Florida Biology 1 EOC DNA and genetics overview quiz quiz

14questions. Pick an answer and you'll see why right away.

  1. One strand of DNA has the sequence A-T-G-C. What is the complementary strand?

  2. Why is DNA replication described as semiconservative?

  3. During transcription, a DNA strand reads T-A-C-G. What is the mRNA made from it?

  4. A jellyfish gene for a glowing protein is inserted into a bacterium, which then makes the glowing protein. This best demonstrates that:

  5. A codon is best defined as:

  6. A human body cell has 46 chromosomes. How many are in a gamete produced by meiosis?

  7. Which process during meiosis increases variation by exchanging segments between homologous chromosomes?

  8. Two heterozygous tall pea plants (Tt) are crossed, where tall (T) is dominant to short (t). The expected phenotype ratio is:

  9. A heterozygous black guinea pig (Bb) is crossed with a white one (bb), where black is dominant. The probability an offspring is white is:

  10. A red flower (RR) crossed with a white flower (WW) gives all pink (RW) offspring. This shows:

  11. Human AB blood type, in which red cells carry both A and B markers, is an example of:

  12. Why is red-green color blindness, a recessive X-linked trait, more common in males?

  13. Inserting the human insulin gene into bacteria so they make human insulin is an example of:

  14. How should a scientist evaluate a new genetically modified crop?