The Imidazole Side Chain of Histidine Can Function as Either

question 15

Multiple Choice

The imidazole side chain of histidine can function as either a general acid catalyst or a general base catalyst because
(I) the imidazole group has a pK_a in the physiological pH range.
(II) in the physiological pH range,the nitrogen in the ring can be easily protonated/deprotonated.
(III) one guanidino group is protonated,and the other is deprotonated at physiological pH.
(IV) the imidazole group is a strong reducing agent at physiological pH.

• A)I,II
• B)I
• C)II,IV
• D)II,III
• E)IV

Determine the overhead cost assigned to products under ABC.

Calculate product margins using ABC information.

Analyze the distribution of resource consumption across activity cost pools.

Understand the principles and application of activity-based costing (ABC) in allocating overhead costs to products.

---

Definitions:

McClelland

Refers to David McClelland, a psychologist known for his work on motivation, specifically the theory of Needs which includes Achievement, Power, and Affiliation.

Social Level

The standing or rank of an individual or group within the structure of a society, often determined by factors like occupation, income, or education.

Maslow's Hierarchy

A psychological theory proposed by Abraham Maslow that suggests human needs are arranged in a hierarchy, from basic physiological needs to self-actualization.

Motivated

Having a strong desire or willingness to act and achieve goals, driven by internal or external factors.