4736321
Descripción
Test por PEDRO ALVAREZ JIMENEZ, actualizado hace más de 1 año
|
Creado por PEDRO ALVAREZ JIMENEZ
hace más de 8 años
|
|
Pregunta 1
Pregunta
All living things have the same pool of genes
Respuesta
- True
- False
Pregunta 2
Pregunta
_________ genes are on Earth today as compared to millions of years ago.
Respuesta
-
More
-
The same number of
-
We cannot tell how many
Pregunta 3
Pregunta
Many of the new genes produced are born from:
Respuesta
-
Mistakes
-
Cell divisions
-
Evolution
Pregunta 4
Pregunta
Mutations can have a bigger effect on new copies of genes by having the protein:
Respuesta
-
Do a different job altogether
-
Formed at a different time of life
-
All of the above
Pregunta 5
Pregunta
How may we have evolved to be able to smell more odors?
Respuesta
-
New smells have arisen that are necessary for us to recognize, so we have evolved the ability to smell them
-
The genes that produce proteins in our noses changed and are now made in a different organ; this became an advantage and allowed us to smell more smells
-
We have genes that code for proteins in our noses that grab odor molecules, and these genes mutated allowing the proteins to grab new molecules, allowing us to smell more smells
Pregunta 6
Pregunta
When a new protein arises, why is it selected by an organism?
Respuesta
-
Because it makes a organism healthier
-
Because it makes a organism better at the time of reproduction
-
All of the above
¿Quieres crear tus propios Tests gratis con GoConqr? Más información.