Gap junctions permit the passage of molecules as large as 1.2 nm in diameter (molecules smaller than 1200 Da).

TLS Online TPP Program

#Id: 8150

#XL - Q Biochemistry

Sar1 is the only GTPase switch protein activated at the ER membrane

TLS Online TPP Program

#Id: 7909

#XL - Q Biochemistry

Membrane contact sites (MCSs)

Mitochondria establish MCSs with many other organelles, including ER, lysosomes, peroxisomes, the plasma membrane, the Golgi, endosomes, and even lipid droplets.

TLS Online TPP Program

#Id: 8102

#XL - Q Biochemistry

Diphosphatidylglycerol or Cardiolipin are synthesized within the mitochondria

TLS Online TPP Program

#Id: 8686

#XL - R Botany

TLS Online TPP Program

#Id: 5382

#XL - T Zoology

Perfect compensation hypothesis