A pioneer species is the first species to arrive at an environment after primary or secondary succession occurs.
The answer is: two cells
Explanation:-
At the last stage of mitotic division (telophase) the cell will divide into two cells
the answer is 3,190,000 kcals
Because it absorbs 93-99% of the sums ultraviolet rays also, the ozone allowed life to leave the depths of the ocean and move onto land.