The base pairing between miRNA and target RNA is initiated by interactions of so-called seed residues—typically the sequence between bases 2 and 9 of the 22-nucleotide miRNA

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#Id: 4672

#Unit 13. Methods in Biology

A precipitation curve for a system of one antigen and its antibodies. This plot of the amount of antibody precipitated versus increasing antigen concentrations (at constant total antibody) reveals three zones: 

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#Id: 8171

#Unit 2. Cellular Organization

In mammalian cells, Rab5 protein (early endosomes) and its effector protein known as EEA1 (early endosome antigen 1)

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#Id: 1269

#Unit 7. System Physiology – Animal

The zona fasciculata/reticularis, is under the exclusive control of the hypothalamic-pituitary axis.

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#Id: 2655

#Unit 7. System Physiology – Animal

About 25 percent of the filtered loads of sodium, chloride, and potassium are reabsorbed in thick segment of the ascending limb of loop of Henle

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#Id: 8988

#Unit 11. Evolution and Behavior