An Altered Version of Glycogen Synthase Is Produced in the Laboratory

question 14

Multiple Choice

An altered version of glycogen synthase is produced in the laboratory, with one of its amino acid residues substituted for another. Unlike normal glycogen synthase, the activity of the mutant protein is unaffected by glycogen synthase kinase-3. Which mutation is MOST likely to produce this effect?

• A) Cys \(\rightarrow\) Ser
• B) Ile \(\rightarrow\) Thr
• C) Ser \(\rightarrow\) Ala
• D) Cys \(\rightarrow\) Met
• E) Thr \(\rightarrow\) Ser

Analyze the advantages and disadvantages of using digital channels for business communication.

Evaluate the role of nonverbal signals in altering the style and tone of a message.

Understand the use of lean media for straightforward messages and the role of richer media for complex communications.

Grasp the benefits of combining visuals with text to enhance message clarity and engagement.