Which option best describes the functions of muscles in the body? Muscles contract and relax to move the attached bones.
Muscles attach and reattach to bones as they move.
Muscles flex and lengthen to move the attached bones.
Muscles move closer and farther away to move the attached bones.

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.