Answer:
i belive it is A
Explanation:
i am not at all positive so dont come at me but hopefully this helps
English-In molecular biology, messenger RNA is a single-stranded molecule of RNA that corresponds to the genetic sequence of a gene, and is read by a ribosome in the process of synthesizing a protein. During transcription, RNA polymerase makes a copy of a gene from the DNA to mRNA as needed
Spanish-En biología molecular, el ARN mensajero es una molécula de ARN monocatenaria que corresponde a la secuencia genética de un gen y que un ribosoma lee en el proceso de síntesis de una proteína. Durante la transcripción, la ARN polimerasa hace una copia de un gen del ADN al ARNm según sea necesario