There are 27 of these repeats in the yeast Pol II CTD, 32 in the worm Caenorhabditis elegans, 45 in the fly Drosophila, and 52 in humans. 

YSPTSPS repeats in CTD corresponds to the complexity of the genome.

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#Unit 2. Cellular Organization

Mitochondria-associated membranes (MAMs)

The portions of the ER membranes that form special contact regions with the mitochondria.

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#Unit 8. Inheritance Biology

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#Unit 6. System Physiology – Plant

The ratio of red light (R) to far-red light (FR) varies remarkably in different environments. This ratio can be defined as follows:

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#Unit 6. System Physiology – Plant

Dehydration triggers de novo production of ABA, which in turn induces expression of stress‐related genes

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#Unit 8. Inheritance Biology

Burkitt lymphoma Burkitt lymphoma possess a reciprocal translocation between chromosome 8 and chromosome 2, 14, or 22.  This translocation relocates a gene called c-MYC is next to a gene that encodes an immunoglobulin protein.