Aminoacyl-tRNA synthetases couple amino acids to specific tRNAs that recognize the appropriate codon(s).

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#Id: 6376

#Unit 2. Cellular Organization

IPTG (isopropyl b-D-1-thiogalactopyranoside) 

X-gal (5-bromo4-chloro-3-indolyl-b-D-galactopyranoside). When acted on by that enzyme, X-gal releases a blue color that makes it useful as substrate in assays.

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#Id: 875

#Unit 13. Methods in Biology

HOT START PCR were devised to prevent non – specific amplification at low temperature.

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#Id: 5201

#Unit 7. System Physiology – Animal

The extrinsic pathway is inhibited by a tissue factor pathway inhibitor that forms a quaternary structure with tissue thromboplastin (TPL), factor VIIa, and factor Xa.

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#Id: 3112

#Unit 3. Fundamental Processes

A replication bubble forms a θ structure in circular DNA.

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#Id: 4821

#Unit 13. Methods in Biology

In other terms, the confidence intervals are evaluated using the given confidence level from an endless number of independent samples.