
Aminoacidos
Quiz
•
Others
•
Professional Development
•
Practice Problem
•
Hard
Ana Elizabeth Lopez Ruiz
FREE Resource
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el pKa del grupo a-carboxilo de la alanina?
7.4
9.1
5.7
2.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué forma de alanina predomina a pH neutro?
Forma III
Forma II
Forma I
Forma IV
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué par de soluciones reguladoras actúa en torno de pK1?
-NH2/-COOH
-COO/-NH3*
-COOH/-COO
-NH3*/-NH2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el punto isoeléctrico (pI) de la alanina?
2.3
5.7
7.4
9.1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué tipo de compuestos son los aminoácidos en términos de su capacidad de actuar como ácidos o bases?
Bases fuertes
Anfóteros
Electrolitos
Ácidos fuertes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué ocurre cuando el pH es igual a pK2?
No hay cambios en la solución
Se forma solo la forma I
Se forman cantidades iguales de formas I y II
Se forman cantidades iguales de formas II y III
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué grupo de la alanina tiene carga positiva a pH fisiológico?
-COOH
-COO
-NH3*
-NH2
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