Which of these lines from walt whitman's “i hear america singing” describes a unified america?
(i hear america singing, the varied carols i hear,)
those of mechanics, each one singing his as it should be blithe and strong,
(the carpenter singing his as he measures his plank or beam,)
(the mason singing his as he makes ready for work, or leaves off work,)
(the boatman singing what belongs to him in his boat,) the deckhand singing on the steamboat deck, . .

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.