TLS Online TPP Program

#Id: 6793

#Unit 3. Fundamental Processes

The two cleavages thus generate the 65-nucleotide pre-miRNA composed of the 22 bp (two helical turns) of dsRNA and the top loop.

TLS Online TPP Program

#Id: 9101

#Unit 4. Cell Communication and Cell Signaling

TLS Online TPP Program

#Id: 9143

#Unit 10. Ecological Principles

Host-Parasite Models

TLS Online TPP Program

#Id: 9304

#Unit 4. Cell Communication and Cell Signaling

In the absence of light,  bound 11-cis-retinal locks the rhodopsin into its inactive (R) conformation

TLS Online TPP Program

#Id: 9588

#Unit 11. Evolution and Behavior

Quaternary- Extinctions of large mammals, and birds; evolution of Homo sapiens, spread out of Africa