An ARS element consists of an A-T-rich region that contains discrete sites in which mutations affect origin function.

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#Unit 8. Inheritance Biology

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#Unit 13. Methods in Biology

Enzyme-linked immunosorbent assay, commonly known as ELISA (or EIA), is similar in principle to RIA but depends on an enzyme rather than a radioactive label. 

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#Unit 13. Methods in Biology

The denser the biological buffer system is, the slower the particle will move in a

centrifugal field

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#Unit 8. Inheritance Biology

CODOMINANCE

Type of allelic interaction in which the heterozygote simultaneously expresses traits of both homozygotes.

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#Unit 13. Methods in Biology

Propidium iodide is a fluorescent dye with a flat, planar structure that slides between the rungs of (or intercalates into) the DNA ladder in a quantitative manner frequently used in FACS.