They are the powerhouses of a cell and they act like the digestive system which takes in nutrients and breaks it down, then creates energy. Hope this helps!
;D
Answer:
By definition, tissues are absent from unicellular organisms. Even among the simplest multicellular species, such as sponges, tissues are lacking or are poorly differentiated. But multicellular animals and plants that are more advanced have specialized tissues that can organize and regulate an organism’s response to its environment.
Answer:
Resting alveolar ventilation is = 3575 ml/min
Exercising a) 5500 ml/min
b) 5525 ml/min
c) 5625 ml/min
increasing both rate and depth has the largest effect and this would happend in real life
