The coexistence of multiple alleles at a locus in a population is called genetic polymorphism. A locus is usually defined as polymorphic if two or more alleles are present at a frequency of more than 1% in the population.

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#Id: 6816

#Unit 8. Inheritance Biology

The relation between genotype and phenotype is straight forward. Each genotype produces a single phenotype, and most phenotypes are encoded by a single genotype.

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#Id: 10412

#Unit 4. Cell Communication and Cell Signaling

Cancer- specific metabolite

2-Hydroxyglutarate produce by mutated IDH

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#Id: 2565

#Unit 13. Methods in Biology

Molecular beacons consist of a stem (5–7 bp), and a loop (18–30 base pairs) and are labeled at the 5′ and 3′ ends by fluorophores and quenchers, respectively. 

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#Id: 10130

#Unit 6. System Physiology – Plant

PIN and ABCB transport proteins direct the auxin efflux component of polar auxin transport throughout the plant

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#Id: 5563

#Unit 7. System Physiology – Animal

This gradient is produced by the operation of the loops of Henle as countercurrent multipliers and maintained by the operation of the vasa recta as countercurrent

exchangers