7. Name two situations in which a cell would need to use active
transport instead of diffusion.

257 grams h2o i think

Iam not going to tell you

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

English , i don't understand spanish.