Answer:
During exercise your cells need energy to function. in order to do so they harness it through ATP. In order to get ATP the cells convert it to ADP usually through aerobic respiration. Aerobic respiration requires oxygen to function and the cells will use up all their oxygen stores for it. Cells will get more oxygen when the exercise has been completed through the pulmonary system delivering oxygenated blood to the cells and taking away the used CO2 rich blood.
75% do a punnet square if you don’t understand
Answer:
50000
Explanation:
number of paramecium in 1 gallon of water = 50
number of paramecium in 1000 gallons of water =
1000× 50 = 50000
True. 100% true. Pollution is bad, and living things - even humans - can be effected in it in a negative way, so it's true