
acidos nucleicos y vitaminas
Quiz
•
History
•
1st Grade
•
Hard
ncl nm
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61 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para la formación del enlace peptídico, deben reaccionar dos aminoácidos a través de sus radicales. El radical amino (NH2) de un aminoácido, reacciona el Con radical................. ..del otro aminoácido:
a) Oxidrilo
b) Hidroxilo
c) Carboxilo
d) Metilo
e) Vinilo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aminoácido que es elprincipal neurotransmisor inhibidor de la médula
espinal:
Glutamato
Glicina
Aspartato
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se define como el pH en el cual el número de cargas (+) se iguala al número de cargas (-) que aportan los grupos ionizables de una molécula:
Capacidad anfótera
Actividad óptica
Punto isoeléctrico
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es falso sobre los aminoácidos:
Histidina: Aminoácido básico
Lisina: Aminoácido ácido
Triptófano: Aminoácido aromático
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El aminoácido más simple que se conoce, la Glicina, de acuerdo a la composición química de los grupos "R", es un aminoácido:
Alifático
Hidroxilado
Aromático
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aminoácido Aromático que presenta el grupo Indol:
a) Arginina
b) Histidina
c) Fenilalanina
d) Tirosina
e) Triptófano
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De los aminoácidos, es falso:
a) Son sólidos, cristalinos
b) Tienen un punto isoeléctrico
c) Con actividad óptica
d) Comportamiento químico anfipático
e) De elevado punto de fusión
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