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46. The following diagram is typical of an enzyme-mediated reaction. Which of the following changes in environmental conditions could denature an enzyme, rendering it ineffective?

41. Using the provided graph, match the human digestive enzymes with their optimum pH. 

1. The molecular structures of linoleic acid and palmitic acid, two naturally occurring substances, are shown in the figure. Based on the molecular structures shown in the figure, which molecule is likely to be  solid at room temperature?

11. Which type of organelle or structure is primarily involved in the synthesis of oils, phospholipids, and steroids?

29. Glucose and other simple sugars are the only food molecules broken down during the cellular respiration process in eukaryotic cells. 

42. All cellular organisms are capable of performing glycolysis because it does not require membrane-bound organelles. 

27. Match the enzymes with their role in DNA replication. 

20. True or False: Glycolysis can only be performed by eukaryotic cells, because only eukaryotic cells contain mitochondria for ATP production.

19. The diagram above represents a dihybrid cross between two guinnea pigs. The gametes have been determines for the two parents and a cross has been performed. Based on the provided information, what would the genotype of the offspring in the box marked “X” be?

17. What would the corresponding mRNA strand be for the following DNA gene:  AGACCTAGG