Runs of two or more AT base pairs facilitate the bending of DNA, while runs of two or more GC base pairs have the opposite effect. 

 

TLS Online TPP Program

#Id: 5731

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 3632

#Unit 3. Fundamental Processes

The first two bases of an mRNA codon always form strong Watson-Crick base pairs with the corresponding bases of the tRNA anticodon and confer most of the coding specificity.

TLS Online TPP Program

#Id: 9619

#Unit 4. Cell Communication and Cell Signaling

HER2 (mouse Erb-B2), cannot bind any ligand, it can form a heterodimer with ligand-activated HER1, HER3, or HER4 (Erb-B1, 3, or 4)

TLS Online TPP Program

#Id: 4994

#Unit 6. System Physiology – Plant

To favoring internode elongation is usually reduced leaf area and reduced branching, but at least in the short run this adaptation to canopy shade seems to work.

TLS Online TPP Program

#Id: 9904

#Unit 4. Cell Communication and Cell Signaling

The AIM2-like receptors (ALRs) are cytosolic receptors that bind DNA molecules from bacteria and viruses.