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Plant Sciences

University of New Hampshire

Genetics

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The Effects Of Cytokinin On The Transcriptional Regulation Of Pin Expression In Arabidopsis Thaliana, Elizabeth Burgess Jul 2012

The Effects Of Cytokinin On The Transcriptional Regulation Of Pin Expression In Arabidopsis Thaliana, Elizabeth Burgess

Honors Theses and Capstones

The processes of cell division and differentiation are critical to the development of any multicellular organism. During the formation of plant roots these processes take place at a region of the root tip called the meristem. Cytokinin and auxin are two plant growth hormones that influence this process. Although these two growth hormones are both necessary they also appear in many ways to have an antagonistic relationship. As meristematic root cells undergo differentiation they cease dividing. It has been proposed that the size of the root meristem and thus the overall rate of root growth are determined by the balance …


Comparative Mapping Of Arabidopsis Thaliana And Brassica Oleracea Chromosomes Reveals Islands Of Conserved Organization, Stanley P. Kowalski, Tien-Hung Lan, Kenneth A. Feldmann, Andrew H. Patterson Jan 1994

Comparative Mapping Of Arabidopsis Thaliana And Brassica Oleracea Chromosomes Reveals Islands Of Conserved Organization, Stanley P. Kowalski, Tien-Hung Lan, Kenneth A. Feldmann, Andrew H. Patterson

Law Faculty Scholarship

The chromosomes of Arabidopsis thaliana and Brassica oleracea have been extensively rearranged since the divergence of these species; however, conserved regions are evident. Eleven regions of conserved organization were detected, ranging from 3.7 to 49.6 cM in A. thaliana, spanning 158.2 cM (24.6%) of the A. thaliana genome, and 245 cM (29.9%) of the B. oleracea genome. At least 17 translocations and 9 inversions distinguish the genomes of A. thaliana and B. oleracea. In one case B. oleracea homoeologs show a common marker order, which is distinguished from the A. thaliana order by a rearrangement, indicating that the lineages of …