The fluidity of the cell membrane is maintained by
A. the absence of double bonds in the bilayer.
B. the presence of double bonds in the bilayer.
C. the non-polarity of the bilayer.
D. transmembrane proteins.

Johannesburg kepler, an apprentice of brahe, believed in the heliocentric universe but rejected past astronomers belief in

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half

Why is it incorrect to say that mitochondria function only as energy factories with cell