Práctica 6 y 7
Quiz
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Other
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University
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Alejandra Carrera
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16 questions
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1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué efecto tiene el ácido sulfúrico en la estructura de los carbohidratos durante la prueba de Molish?
Los deshidrata
Los híbrida
Los oxida
Los reduce
2.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
La prueba de Molish es útil para identificar _______ como glucosa, sacarosa y almidón.
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué propiedad física de las osazonas se utiliza comúnmente para la identificación de azúcares?
Solubilidad
Punto de fusión
Peso molecular
Calor
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué color se observa en la interfase durante un resultado positivo en la prueba de Molish?
Verde
Amarillo
Azul
Violeta
5.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
La reacción de los azúcares con fenilhidracina produce osazonas debido a la presencia de un grupo ________ en los azúcares.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En el proceso de formación de osazonas, el carbono involucrado es:
Carbono 2 en aldosas y carbono 3 en cetosas
Carbono 1 en aldosas y carbono 2 en cetosas
Carbono 1 en ambas aldosas y cetosas
Carbono 2 en ambas aldosas y cetosas
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
¿Qué tipo de biomoléculas detecta principalmente la prueba de Molish?
Proteínas
Lípidos
Carbohidratos
Ácidos nucleicos
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