Cuál será la variable independiente de la hipótesis: “La lluvia ácida provoca el deterioro de las estructuras en las construcciones 1Ácido sulfúrico y nitroso.
2Deterioro de las estructuras.
3Estructuras en las construcciones.
4Lluvia ácida.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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the alkaline earth metals (beryllium (be), magnesium (mg), calcium (ca), strontium (sr), barium (ba), and radium (ra)) are a group of chemical elements in the s-block of the periodic table with very similar properties: shiny. silvery-white. hopefully this ? i didn't fully understand the question