During growth, unicellular D. discoideum monitor their cell density relative to that of their bacterial food source by secreting a glycoprotein called prestarvation factor at a constant rate.

TLS Online TPP Program

#Id: 2044

#Unit 8. Inheritance Biology

Genomic imprinting, differential expression of a gene that depends on the sex of the parent that transmitted the gene.

TLS Online TPP Program

#Id: 2359

#Unit 5. Developmental Biology

First possible mechanisms for neoblast specification during regeneration:

A single pluripotent neoblast is responsible for generating new cell progenitors that form the multipotent cells of the blastema.

TLS Online TPP Program

#Id: 2387

#Unit 3. Fundamental Processes

Alternative splicing is often associated with weak splice sites.

TLS Online TPP Program

#Id: 9606

#Unit 4. Cell Communication and Cell Signaling

Cytosolic kinase domain of an RTK contains a flexible domain termed activation loop. 

TLS Online TPP Program

#Id: 5519

#Unit 10. Ecological Principles

Age-specific fertility and survivorship data help determine net reproductive rate (R₀).