Read the following statements:

$A.$ Variation at genetic level arises due to mutations.
$B.$ Technique of $DNA$ fingerprinting was initially developed by Alec Jeffreys

Protein synthesis in an animal cell occurs

Which one of the following is wrongly matched?

Briefly describe the following:

$(a)$ Transcription

$(b)$ Polymorphism

$(c)$ Translation

$(d)$ Bioinformatics