The piRNAs which are 24–34 nucleotides long are derived in a manner that does not involve a dsRNA precursor

piRNAs are generated by processing long single-stranded transcripts covering so-called piRNA clusters found in the genome. This processing does not require Dicer.

TLS Online TPP Program

#Id: 8799

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 3729

#Unit 10. Ecological Principles

Gini Simpson index of diversity (DGS) = 1 − DS.

DGS and species diversity are positive related

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#Id: 799

#Unit 3. Fundamental Processes

Mutations in the rpoB gene can reduce termination at a rho-dependent site.  Mutations in rpoB can restore the ability to terminate transcription at rho-dependent sites in rho mutant bacteria.

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#Id: 5324

#Unit 7. System Physiology – Animal

Isovolumetric Ventricular Relaxation

Closure of aortic valve producing the second heart sound (S2).

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#Id: 5803

#Unit 7. System Physiology – Animal

Hyperthyroidism Thyrotoxicosis

Graves’ Disease Toxic Goiter