Version 1 1 CHAPTER 1 MULTIPLE CHOICE - Choose the one alternative that best completes the statement or answers the question. 1) The basic unit of heredity is the ___________. A) individual B) gene C) macromolecule D) trait E) none of the answers are correct 2) A variation of a gene is called a(n) _______. A) species B) morph C) genome D) allele E) proteome 3) Which of the following acts to accelerate chemical reactions in a cell? A) Nucleic acids B) Lipids C) Carbohydrates D) Enzymes E) DNA 4) The building blocks of DNA are _____________.Version 1 2 A) amino acids B) carbohydrates C) enzymes D) nucleotides E) lipids 5) If a carbohydrate is going to be broken down for energy, which of the following molecules would be directly involved in the breakdown? A) Catabolic enzymes B) Nucleotides C) Anabolic enzymes D) Lipids E) Chromosomes 6) RNA is formed by the process of _____________. A) transcription B) translation C) both transcription and translation D) Replication 7) A characteristic that an organism displays is called __________. A) a gene B) a chromosome C) DNA D) gene expression E) a traitVersion 1 3 8) The level of study of genetics where