1. Which of the following best defines genetics? A. The study of how genes are inherited. B. The study of how traits are passed from one generation to another. C. The study of how DNA is replicated. D. The study of how proteins are produced. Answer: A. The study of how genes are inherited. Rationale: Genetics is the branch of biology that studies how genes are inherited from parents to offspring. 2. Which of the following statements about DNA is false? A. DNA is a double-stranded molecule. B. DNA contains the code for protein synthesis. C. DNA is found in the nucleus of cells. D. DNA contains all the genetic information of an organism. Answer: A. DNA is a double-stranded molecule. Rationale: DNA is actually a double helix structure, made up of two intertwined strands of nucleotides. 3. What is the function of RNA in protein synthesis? A. RNA serves as a template for DNA replication. B. RNA carries the genetic code from the nucleus to the cytoplasm. C. RNA helps assemble amino acids into proteins. D. RNA controls gene expression. Answer: C. RNA helps assemble amino acids into proteins. Rationale: RNA plays a crucial role in protein synthesis by carrying the genetic code from the DNA in the nucleus to the ribosomes in the cytoplasm. 4. Which of the following is not an example of a genetic disorder? A. Down Syndrome