Latrunculin, 

a toxin secreted by sponges, binds and sequesters G-actin

TLS Online TPP Program

#Id: 10682

#XL - R Botany

Anomalous secondary growth

Several dicotyledons show secondary growth that is different from normal  secondary growth. The deviating methods of secondary thickening are called  abnormal or anomalous secondary growth. 

e.g., Bougainvillea (Dicot)

TLS Online TPP Program

#Id: 9830

#XL - R Botany

Plants that are deficient in phyB often look like wild-type plants that are grown under dense vegetative canopies.

TLS Online TPP Program

#Id: 9034

#XL - T Zoology

Ligand binding depends on: 

Multiple weak, noncovalent forces

Molecular complementarity

TLS Online TPP Program

#Id: 8852

#XL - R Botany

Geminin contains a destruction box at its N-terminus that is recognized by APC/Ccdh1, causing it to be ubiquitinylated in late anaphase and degraded by proteasomes.

TLS Online TPP Program

#Id: 8419

#XL - T Zoology

The age structure of a population is the proportion of individuals that occurs in different age classes.