Translate the given Spanish text to English

Input: Consider Input: The digital signal is converted into an analogical signal.

Output: Convirtiendo la señal digital en una señal analógica.


Input: Consider Input: Therapeutic compositions which comprise at least one epitope are provided.

Output: Se proporcionan composiciones terapeuticas que comprenden al menos un epitope.


Input: Consider Input: The silver is coated with a layer of dopant.


Output: La plata se cubre con una capa de adulterante.