Polyglutamylation has a key role in the beating of cilia and flagella

TLS Online TPP Program

#Id: 2833

#Unit 13. Methods in Biology

The peptide or protein (known as a ‘ tag’) can be placed at the N- or C-terminal ends and provides a means for the fusion protein to be selectively purified from the cell extract by affinity chromatography.

TLS Online TPP Program

#Id: 10437

#Unit 4. Cell Communication and Cell Signaling

Benzo(a)pyrene

(found in cigarette smoke & coal tar) undergoes metabolic activation by cytochrome P-450 in the lungs to form a potent mutagen

TLS Online TPP Program

#Id: 5333

#Unit 7. System Physiology – Animal

Reduced Ventricular Filling (Diastasis)

Longest phase of the cardiac cycle and final portion of ventricular filling, occurs at a slower rate.

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#Id: 3053

#Unit 10. Ecological Principles

Island biota size varies with distance from the source pool and island size.

TLS Online TPP Program

#Id: 4030

#Unit 7. System Physiology – Animal

Positive chronotropic effects are increases in heart rate.