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Bio 112 Exam 3 Review

Bio 112 Exam 3 Review. What mode of inheritance is best described by the following statement. The expression of a gene is altered by a second gene at a different locus. Codominance Epistasis Incomplete dominance Pleiotropy Polygenic inheritance.

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Bio 112 Exam 3 Review

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  1. Bio 112 Exam 3 Review

  2. What mode of inheritance is best described by the following statement. The expression of a gene is altered by a second gene at a different locus. • Codominance • Epistasis • Incomplete dominance • Pleiotropy • Polygenic inheritance

  3. During which stage of mitosis does separation of sister chromatids begin? • Prophase • Interphase • Telophase • Anaphase • Metaphase

  4. Separation of homologous chromosomes occurs in… • mitosis • meiosis I • meiosis II • Both meiosis I and meiosis II • In mitosis meiosis I and meiosis II

  5. A dominant phenotype is only expressed if the individual is homozygous for the dominant allele. • True • False

  6. A Down syndrome individual is an example of… • Polyploidy • Aneuploidy • Hoidyploidy

  7. The sperm and eggs produced by meiosis are… • Haploid • Diploid

  8. This enzyme synthesizes short segments of RNA during the DNA replication process • DNA polymerase • DNA ligase • Helicase • Primase • Single strand binding protein

  9. Discontinuous synthesis of DNA occurs on the • Lagging strand • Leading strand

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