When molecules move from high to low along a concentration gradient we say the are moving?

Amistake occurs during mitosis of a muscle stem cell.how might this affect muscle tissue

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees