The adhesiveness of cadherins depends on the presence of extracellular Ca2+.

TLS Online TPP Program

#Id: 3570

#Unit 6. System Physiology – Plant

Five pivotal enzymes are activated within minutes of the light–dark transition
a) Rubisco- C
b) NADP:glyceraldehyde-3-phosphate dehydrogenase-RD
c) Fructose-1,6-bisphosphatase-RG
d) Sedoheptulose-1,7-bisphosphatase-RG
e) Ribulose-5-phosphate kinase

f) Phosphoribulokinase-RG

TLS Online TPP Program

#Id: 6894

#Unit 3. Fundamental Processes

A maintenance methyltransferase acts constitutively only on hemimethylated sites to convert them to fully methylated sites. Its existence means that any methylated site is perpetuated after replication.  There is one maintenance methyltransferase (Dnmt1) in mice, and it is essential.

TLS Online TPP Program

#Id: 8658

#Unit 10. Ecological Principles

Intraspecific competition - Competition among individuals of the same species. 

Interspecific competition - Competition among individuals of different species

TLS Online TPP Program

#Id: 838

#Unit 4. Cell Communication and Cell Signaling

ToxA is produced by both Stagonospora nodorum and Pyrenophora tritici‐repentis, which cause glume blotch and tan spot disease

TLS Online TPP Program

#Id: 7934

#Unit 2. Cellular Organization

The two key components in protein targeting in ER:

Signal recognition particle (SRP)

SRP receptor