This would be true. the rust cray fish is an aggressive type that competes for food
Facilitated diffusion does not use cellular energy.
Since the transportation of molecules occurs through the concentration gradient, it doesn’t use cellular energy for transportation of molecules.
H2O hzhjxjdhdjjdhdhhd i guessed sorry it might be wrong
"The density of a substance determines how much light is refracted"
Hope this helps :)
Could you ask again but with more details? I do not understand.
