1) 1. What is the function of DNA in a cell? a) A. To transport nutrients b) B. To digest food c) C. To store genetic information d) D. To fight infections 2) 2. What are genes? a) A. Proteins that cause mutations b) B. Segments of DNA that carry instructions for traits c) C. The outer layer of the cell d) D. Blood types 3) 3. Where is DNA found in a cell? a) A. Cytoplasm b) B. Ribosome c) C. Nucleus d) D. Cell membrane 4) 4.What are alleles? a) A. Identical copies of DNA b) B. Different forms of the same gene c) C. Harmful parts of a cell d) D. Unused DNA 5) 5. If a person has two different alleles for a trait, they are said to be? a) A. Homozygous b) B. Heterozygous c) C. Recessive d) D. Dominant 6) 6. Which of the following represents a correct base pairing in DNA? a) A. A–G b) B. C–T c) C. A–T d) D. G–T 7) 7. What molecule is produced using the code in DNA? a) A. Glucose b) B. RNA c) C. Water d) D. Oxygen 8) 8. Which of the following best describes a chromosome? a) A. A type of protein b) B. A tightly coiled strand of DNA c) C. A part of the brain d) D. A type of enzyme 9) 9. What determines the traits of an organism? a) A. Its environment only b) B. Its diet c) C. Its genes d) D. Its blood type 10) 10. What is the term for the genetic makeup of an organism? a) A. Phenotype b) B. Genotype c) C. Trait d) D. DNA type

GENETICS AND EVOLUTION: PRE-ASSESSMENT

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