(Solved): 46. DNA and RNA (More than one may be correct. Choose All that apply) a. are polymers of nucleotid ...

46. DNA and RNA (More than one may be correct. Choose All that apply) a. are polymers of nucleotides b. have the sugars bonded to the phosphates by covalent bonds c. have nitrogenous bases that participate in hydrogen bonding with other nitrogenous bases d. are both necessary for production of enzymes in the cell e. are both composed of the following four nucleotides: adenine, guanine, cytosine, and thymine 47. A three base code in messenger RNA reads 'AUG'. AUG at the ribosome codes for (More than one may be correct. Choose All letters that apply) a. an amino acid b. a start signal to initiate the translation of the messenger RNA c. methionine 48. A gene for an enzyme is 3000 nucleotides long. This enzyme is a tertiary protein. Theoretically, how many amino acids will be found in this enzyme's structure? a. 3000 b. 300 c. 100 d. 1000 e. 9000 49. Which of the following are true of enzymes (More than one answer may be correct. Choose all that apply.) a. enzymes speed up biochemical reactions b. a change in the primary structure of an enzyme can render an enzyme non-functional c. extremes of \( \mathrm{pH} \) can affect an enzyme's function d. extremes of temperature can affect an enzyme's function e. a DNA mutation can render an enzyme non-functional 50. In a biochemical reaction a molecule that binds to the active site of an enzyme is called a a. product b. substrate