Melanie gets poetic in Episode 69. Roses are red, violets are blue. If a promoter is blocked this may be untrue. Make sure to appropriately distinguish between genes and alleles (1:59). Gene expression occurs at many levels, all of which are essential in producing an organism’s phenotype (3:03). The episode concludes with a recap of the Lac Operon - everyone’s favorite bacterial gene expression example (6:17).The Question of the Day asks (8:31) In the Lac Operon, is the promoter upstream or downstream from the operator?Thank you for listening to The APsolute RecAP: Biology Edition!(AP is a registered trademark of the College Board and is not affiliated with The APsolute RecAP. Copyright 2021 - The APsolute RecAP, LLC. All rights reserved.)Website:www.theapsoluterecap.comEMAIL:TheAPsoluteRecAP@gmail.comFollow Us:INSTAGRAMTWITTERFACEBOOKYOUTUBE