Which of the Following Describes a Sequence Which Will Ultimately $\to$

question 32

Multiple Choice

Which of the following describes a sequence which will ultimately activate glycogen breakdown in a muscle?

• A)epinephrine binds β receptors.\(\to\)cAMP \(\to\) PKA \(\to\)phosphorylase kinase \(\to\)glycogen phosphorylase
• B)epinephrine bind α receptors \(\to\) Ca²⁺ increase \(\to\)phosphorylase kinase \(\to\) glycogen phosphorylase
• C)glucagon \(\to\) glucagon receptors \(\to\) cAMP \(\to\) PKA \(\to\) phosphorylase kinase \(\to\) glycogen phosphorylase
• D)PP1 binding to unphosphorylated Gm \(\to\) dephosphorylates glycogen phosphorylase and phosphorylase kinase
• E)All of these will activate glycogen breakdown in a muscle.

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Definitions:

Income Effect

Income effect describes the change in an individual's or economy's consumption patterns due to a change in real income.

Opportunity Cost

The cost of foregone alternatives, the value of the best alternative given up when a decision is made.

Wage Increases

Adjustments made to the salary of employees, typically to account for inflation, performance, or changes in the cost of living.

Leisure

Free time available to an individual excluding time spent on work, domestic activities, and essential needs.