The variety of all life forms on Earth.
Answer:
is 1
Explanation:
because 1+0+0+0+0+0+0+0+0+0+0+0+0+0=1
To calculate the water's salinity
by Elena
Answer:
the cell membrane is the semi-permeable protective cover that keeps the cell held together. the cytoplasm is semi-fluid within the cell membrane that keeps the cell in shape.
Explanation: