Question

26. There are four mRNA codons coding for proline. They are CCA CCC CCG and CCU If the DNA nucleotide that codes for the third nucleotide in the proline mRNA sequence CCA were mutated (changed), what are the chances for proline still being coded? a 100 b. 50% d. 25% 09 13. In which stage of the extraction of energy from food does digestion take place? b. II c II d. more than one response is correct 32. The electron transport chain uses electrons and protons from the oxidation of food to reduce water molecules a Fotions CO2 molecules co molecules d pyruvate molecules 31. if suficient ATP is found in a cellglycolysis will ancrease production of glucose .b increase production of pyruvate decrease production of pyruvat d decrease production of ADP 27. A segment of mRNA that is 24 nucleotides long can code for how many amino acids? a 24 b. 12 PIC.COLLAGE

Answer 1

26) A - 100&

13) A - I

32) c - O2 molecules

31) b - decrease production of pyruvate

27) c - 8