2
votes
2answers
47 views

Why aren't introns found on the ends of pre-RNA?

We recently learned in genetics class that exons always cap the ends of nascent RNA. I have been trying to figure out the reason why introns can't instead be found on the ends instead of exons. The ...
7
votes
2answers
1k views

Altering the human genome

I recently had a conversation with a rather unusual gentleman who was, let's say, more than a little partial to conspiracy theories. He has this idea that governments are lowering "nanowires" from ...
11
votes
2answers
468 views

What are limiting factors for intron length?

For predicting genes from a sequenced genome, you need to set a maximum intron length. How long can introns get in animals? Is there some limit?