TASK DEFINITION: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
PROBLEM: Question: The pyruvate carboxylase activity depends on the positive allosteric effector: 
 Options:  <1> Succinate <2> AMP. <3> Isocitrate. <4> Citrate. <5> Acetyl CoA

SOLUTION: 5

PROBLEM: Question: Indicate the amino acid that, under physiological conditions, has an uncharged side chain: 
 Options:  <1> Arginine <2> Aspartic acid. <3> Glutamic acid. <4> Lysine <5> Threonine

SOLUTION: 5

PROBLEM: Question: On a blood agar plate, a greenish or brown halo around a bacterial colony indicates that the bacteria produces: 
 Options:  <1> A siderophore. <2> α hemolysis. <3> Coagulase <4> β galactosidase. <5> Neutral metabolites

SOLUTION:
2