Taken together, these results suggest that FFC and the exosome are part of a posttranscriptional negative feedback loop that regulates frq transcript levels and the circadian output pathway.
It's a great way to quiz your classes' recall of topics we've covered or to offer extra credit. Why not? At cnnstudentnews.com, just click under transcript and Roll Call.
As usual, we'll be learning some useful new words and phrases. And remember, you'll find all this episode's vocabulary, along with a transcript, on our website, bbclearningenglish. Com.
I'm not going to play that to you, but if you go to the How To webpage on BBC Learning English dot com, you can listen to the whole conversation and read a transcript.