True or false? Nutrient upwelling in marine ecosystems and a seasonal difference in water temperature of fresh water lakes helps to redistribute organisms ??!!!

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?