Population density is the number of individuals per unit area. D=N/S  

TLS Online TPP Program

#Id: 10052

#XL - T Zoology

Second cleavage of Notch occurs within membrane-spanning region & catalyzed by γ-secretase

TLS Online TPP Program

#Id: 8337

#XL - Q Biochemistry

Profilin – G-actin nucleotide exchange (ADP to ATP) 

Cofilin – F-actin disassembly

Thymosin B-4 – G-actin monomer sequestering

TLS Online TPP Program

#Id: 9152

#XL - T Zoology

Inbreeding

Preferential mating between related individuals.

Inbreeding is more likely to take place in nature when population size becomes very small, and the number of mates is limited.

TLS Online TPP Program

#Id: 9285

#XL - S Microbiology

O2‐sensitive hemoprotein kinase FixL controls a regulatory cascade that activates transcription of nitrogen fixation genes

TLS Online TPP Program

#Id: 10371

#XL - Q Biochemistry

A given MHC molecule can bind numerous different peptides, and some peptides can bind to several different MHC molecules. Because of this MHC molecule is often referred to as “promiscuous”.