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Texas STAAR Biology Reporting Category 2 (Mechanisms of Genetics) overview quiz quiz

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

  1. What is the base-pairing rule in DNA?

  2. What is the complementary DNA strand for A-T-G-C-C-A?

  3. Why can DNA be copied accurately during replication?

  4. During transcription, the DNA template strand T-A-C produces which mRNA codon?

  5. Where in the cell does translation (building the protein) take place?

  6. How many bases make up a codon, and what does each codon specify?

  7. A mutation changes one base, but the protein produced is unchanged. What is the effect of this mutation?

  8. Which mutation can be passed on to offspring?

  9. A human body cell has 46 chromosomes. How many chromosomes does a human gamete contain, and which division makes it?

  10. Which processes during meiosis create genetic variation?

  11. Two heterozygous tall pea plants (Tt) are crossed. What is the expected ratio of tall to short offspring?

  12. A red flower (RR) crossed with a white flower (WW) gives all pink offspring. What is this inheritance pattern?

  13. Gel electrophoresis separates fragments of DNA mainly by which property?

  14. Inserting the human insulin gene into bacteria so they make insulin is an example of which technology?