Which phrase describes members of the domain Eukarya, but does not describe any members of Bacteria or Archaea?

a
are multicellular
b
are unicellular
c
have cell walls
d
have cell membranes

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper