
ENZIMAS - GRADO 8
Authored by Anonymous Anonymous
Biology
8th Grade
Used 10+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las enzimas son _________ cuya función es catalizar reacciones químicas.
Proteínas complejas
Ácidos Grasos
Almidón
Carbohidrátos
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Modelo que propone que la estructura del sustrato y la del sitio activo son exactamente complementarias.
Sitio activo y sustrato
Modelo de encaje inducido
Modelo Llave-Cerradura
Alostéricas
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Indica las correctas sobre los enzimas
Son biocatalizadores
Actúan a temperatura fisiológica
Se consumen en las reacciones
Disminuyen la energía de activación necesaria
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Sobre qué molécula actúa la amilasa?
Proteínas
Lípidos
Carbohidratos
Enzimas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es la energía mínima requerida de un sistema para que produzca una reacción química
Energía específica
Energía en forma de ATP
Energía enzimática
Energía de activación
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las enzimas, a temperaturas superiores a las ideales se_________
Desintegra
Congela
Desnaturaliza
Muere
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Por qué al agregar saliva al almidón la reacción de Lugol es negativa
Porque la saliva digiere al almidón
Porque la amilasa hidroliza al almidón
Porque el Lugol sirve para identificar azúcares reductores
Porque el Lugol hidroliza al almidón
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