Answer the following question given this paragraph: 

Transcription is the DNA → RNA part of the central dogma of molecular biology. It occurs in the nucleus. During transcription, a copy of mRNA is made that is complementary to a strand of DNA. In eukaryotes, mRNA may be modified before it leaves the nucleus.


Q: Where in the cell does transcription occur?

 Choices:

- protoplasm

- epidermis

- cell wall

- nucleus

A:
nucleus
