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1. 
¿Cuál es la carga eléctrica de un protón?
A.
0
B.
+2
C.
-1
D.
+1
2. 
¿Cuál es la carga eléctrica de un electrón?
A.
+1
B.
-1
C.
-2
D.
0
3. 
¿Cuál es la carga eléctrica de un neutrón?
A.
+2
B.
-1
C.
0
D.
+1
4. 
¿Cuál es la ubicación de los protones en un átomo?
A.
Corteza
B.
Electrones
C.
Neutrones
D.
Núcleo
5. 
¿Cuál es la ubicación de los electrones en un átomo?
A.
Protones
B.
Núcleo
C.
Neutrones
D.
Corteza
6. 
¿Cuál es la ubicación de los neutrones en un átomo?
A.
Electrones
B.
Núcleo
C.
Corteza
D.
Protones
7. 
¿Cuál es la carga eléctrica total de un átomo neutro?
A.
-1
B.
+1
C.
+2
D.
0
8. 
The Atom
A.
the atom is the smallest and most fundamental unit of mater, and can perform all activities required for life.
B.
complementary properties. “The shape and stability of structures of natural and designed objects are related to their function
C.
The flow of information in a cell proceeds from DNA to mRNA to protein
D.
biological interaction is the effect that a pair of organisms living together in a community have on each other.
9. 
which domain do humans belong to?
A.
bacteria
B.
Eukarya domain
C.
Prokarya
10. 
What is the 3 domain system?
A.
archaea and eukarya
B.
bacteria and archaea
C.
Bacteria, Archaea, Eukarya
11. 
what is evolution
A.
The gradual change in a species over time
B.
change in organism
C.
all change happen
12. 
Structure and function are related
A.
the plans and their change
B.
complementary properties. “The shape and stability of structures of natural and designed objects are related to their function
13. 
what is Flow of information
A.
all the information they have google
B.
The flow of information in a cell proceeds from DNA to mRNA to protein
C.
u Understanding how the burning of fossil fuels increases CO2 levels and what impact that those human activities have on climate and ocean ecosystems.
14. 
what is interaction
A.
sex with your patter
B.
biological interaction is the effect that a pair of organisms living together in a community have on each other.
15. 
ife’s hierarchy of organization