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7.- Where do genes come from?- https://www.youtube.com/watch?v=z9HIYjRRaDE

PEDRO ALVAREZ JIMENEZ 6 preguntas

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Preguntas del test (6)

1All living things have the same pool of genes
1. AVerdadero
2. BFalso
2 _________ genes are on Earth today as compared to millions of years ago.
1. AMore
2. BThe same number of
3. CWe cannot tell how many
3Many of the new genes produced are born from:
1. AMistakes
2. BCell divisions
3. CEvolution
4Mutations can have a bigger effect on new copies of genes by having the protein:
1. ADo a different job altogether
2. BFormed at a different time of life
3. CAll of the above
5How may we have evolved to be able to smell more odors?
1. ANew smells have arisen that are necessary for us to recognize, so we have evolved the ability to smell them
2. BThe 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
3. CWe 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
6When a new protein arises, why is it selected by an organism?
1. ABecause it makes a organism healthier
2. BBecause it makes a organism better at the time of reproduction
3. CAll of the above

Descripción: Bachillerato (2.-DNA: Structure and Function) CULTURA CIENTÍFICA 1ºBach 3ºTrimestre Test sobre 7.- Where do genes come from?- https://www.youtube.com/watch?v=z9HIYjRRaDE, creado por PEDRO ALVAREZ JIMENEZ el 03/03/2016.
Autor: PEDRO ALVAREZ JIMENEZ
Idioma: English
Visitas: 144
Etiquetas: cultura científica 1ºbach 3ºtrimestre 2.-dna: structure and function bachillerato
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