8:554 Done api.playposit.com 2 C Paramutation in corn Mechanism: siRNA that changes configuration of chromatin of the B-I allele. Not well The B-/ alele exhibits high 2 .while the alele exhibits understood... levels of transcription of by and pigment. of b1 and little pigment. Tandem repeats siRNA coded by tandem repeats in B' allele also silence BI allele. 3 The tandem repeats are is in a closed state. transcription of bl, but only when chromatin is in an coen some How can B'* transform B-I alleles if there is no B'?? SiRNAs produced from 8-/ to go Pierce. Genetics: A Conceptual Approach, Te . 2020 W. H. Freeman and Compa 10 CC B* allele modifies a Bl allele by: transfering the tandem repeats into the chromosome where the BI allele is O using the iRNA coded by the tandem repeats in the B* chromosome to bind to the coding sequence of the BI allele O using a transposon coded by the tandem repeats to insert it in the coding sequence of the BI allele O using the iRNA coded by the tandem repeats in the B* allele to change the coding sequence of the BI allele SUBMIT 39:19 1:09:28