TLS Online TPP Program

#Id: 2360

#Unit 5. Developmental Biology

Second possible mechanisms for neoblast specification during regeneration:

Multipotent progenitor cells are positioned throughout the planarian with their lineages specified based on their position. These divide and produce postmitotic blastema cells that differentiate into their specified fates.

 

TLS Online TPP Program

#Id: 7996

#Unit 10. Ecological Principles

An organism’s niche includes the range of abiotic and biotic conditions it can tolerate. 

In the case of the cottontail rabbit, its niche includes the ranges of temperature and humidity that it can tolerate, the plants that it eats, and the predatory hawks and coyotes with which it coexists.

TLS Online TPP Program

#Id: 4329

#Unit 11. Evolution and Behavior

Modern theory / Theory of chemical Evolution

-Explain by Oparin and Haldane

-Experimentation by urey and miller

TLS Online TPP Program

#Id: 2072

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 1635

#Unit 4. Cell Communication and Cell Signaling

MAC is the binding and polymerization of C9 to the C5b678 complex, completed MAC, which has a tubular form and functional pore diameter of 70 Å to 100 Å.