Antibodies against 

CTLA-4

PD-L1 or PD-1

A CTLA-4-blocking antibody, ipilimumab

TLS Online TPP Program

#Id: 8149

#Unit 2. Cellular Organization

ARF and Sar1 similar to Ras

TLS Online TPP Program

#Id: 6612

#Unit 7. System Physiology – Animal

Secretion of progesterone during the latter half of the cycle raises the body temperature about 0.5°F

TLS Online TPP Program

#Id: 7683

#Unit 1. Molecules and their Interaction Relevant to Biology

The Ramachandran Principle is that alpha helices, beta strands, and

turns are the most likely conformations for a polypeptide chain to 

adopt, because most other conformations are impossible due to

steric collisions between atoms. 

TLS Online TPP Program

#Id: 9146

#Unit 11. Evolution and Behavior

Effects of different evolutionary forces on allelic frequencies

TLS Online TPP Program

#Id: 2139

#Unit 8. Inheritance Biology

With the use of standard cytological methods, pericentric inversions are much easier to detect than paracentric inversions.