10.
plant cells have mitochondria, which use glucose to produce atp w
ria, which use glucose to produce atp. where does the
glucose originate?
a photosynthesis, which occurs in chloroplasts
b fermentation, which occurs in the absence of oxygen
c exocytosis, which transports the glucose into the cells
d diffusion, which transports the glucose from the digestive tract

Chronic obstructive pulmonary disease (copd) makes it difficult for the respiratory system to deliver oxygen to the lungs. the scientist wants to use a computer simulation to model how copd affects heart rate and respiratory rate during exercise. she will compare the results of the simulation to the results she gathered in her previous study. which of the following would be an appropriate dependent variable for the new study?