Blood has traveled from the heart to the fingers. which describes the next step of the circulation process?
a. the blood returns to the heart through veins.
b. the blood goes through the liver to be cleaned.
c. the blood releases oxygen on the way back to the heart.
d. the blood travels to the lungs to get carbon dioxide.

Agroup of plant cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. if the mitochondria were unharmed, what would happen to the overall function of the plant cells? a. the cells would not be able to make food, but would be able to release energy from biomolecules. b. the cells would not be able to replicate dna, but would be able to break down waste. c. the cells would not be able to break down waste, but would be able to replicate dna. d. the cells would not be able to release energy from biomolecules, but would be able to make food.