Retrotransposons. retrotransposons. transposable elements (transposons) that involve a retrovirus-like process of reverse transcription. The dNA element is transcribed into rNA, reverse-transcribed into DNA, and then inserted at a new site in the genome.etrotransposons. retrotransposons. transposable elements (transposons) that involve a retrovirus-like process of reverse transcription. The dNA element is transcribed into rNA, reverse-transcribed into DNA, and then inserted at a new site in the genome.
But even in a sea of quirk, one question stood out. Spirit Airlines asks candidates to describe the color yellow to somebody who's blind. On Glassdoor, people chimed in with suggestions on how to answer: Yellow is the warm sun while a cool breeze blows on your face. Yellow is exciting without being loud or angry.. It is a warm, soft color, like a baby chick, or the warmth of sunlight in springtime streaming through a window warming up a patch on the carpet..
So there is some truth to the three-color theory. However, other aspects of color vision cannot be accounted for by the trichromatic theory. For example, there is the phenomenon of color afterimages. If you stare at a red dot, then move your gaze to a white wall, you will see a green dot as an afterimage.