Nutrients enter a cell the concentration gradient by the process of

When you wear your earbuds while working out, your sweat damages them and they die sooner

Describe how the story of uncle pyotr in “a fateful journey” differs from the historical account of immigrants in “moving to america”

Which statement contains an opinion? the ants serve to protect the acacia from other plants and herbivores. the acacia depends on pollinators for the exchange of genetic material. the acacia has no chemical defenses to discourage herbivores. the ants provide the acacia with the best protection from other plants and herbivores.