For many aphids, EBF is the principal constituent of the aphid alarm pheromone, and the constitutive production of EBF by plants could hold promise in the control of specific aphid pests

TLS Online TPP Program

#Id: 7748

#XL - Q Biochemistry

Zeff=Z –S

Chlorine would have a Z value of 17 (the atomic number of Chlorine). Continuing to use Chlorine as an example, the 10 inner electrons (S) would screen out the positive charge of ten protons. Therefore there would be and effective nuclear charge of 17-10 or +7.

TLS Online TPP Program

#Id: 8892

#XL - R Botany

Amphitelic attachment, 

sister kinetochores attach to microtubules emanating from opposite spindle poles, they are stably attached

TLS Online TPP Program

#Id: 10073

#XL - T Zoology

Snail suppresses the expression of E-cadherin is associated with the EMT

TLS Online TPP Program

#Id: 326

#XL - R Botany

When blood glucose rises above 5 mM, hexokinase IV activity increases, but hexokinase I is already operating near Vmax and cannot respond to an increase in glucose concentration. 

TLS Online TPP Program

#Id: 9897

#XL - T Zoology

C-type lectin receptor (CLR)

CLRs are plasma membrane receptors and generally recognize carbohydrate components of fungi, mycobacteria, viruses, parasites, and some allergens.