Attenuation is primarily based on riboswitch (Leader sequence) that function in co-translationally in trp operon

TLS Online TPP Program

#Id: 2771

#Unit 13. Methods in Biology

More detailed footprinting requires a smaller molecule that can

fit into the nooks and crannies of the DNA–protein complex and reveal more of the subtleties of the interaction. A favorite tool for this job is the methylating agent dimethyl sulfate (DMS).

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#Id: 10445

#Unit 4. Cell Communication and Cell Signaling

A typical tumor contain 5000 SNVs, 500 Indels, and 

50 SVs

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#Id: 991

#Unit 5. Developmental Biology

An anterior-to-posterior gradient of Bicoid protein.

TLS Online TPP Program

#Id: 8960

#Unit 11. Evolution and Behavior

Duplicate gene and its parental copy can subfunctionalize so that each carries out only some of the roles that the ancestral gene performed. 

Ex- a duplicate of the β-hemoglobin locus is expressed in the fetus. 

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#Id: 3203

#Unit 3. Fundamental Processes

Excision systems remove one strand of DNA at the site of damage and then replace it.