How is most dna duplication is the body accomplished

Me with biology endocrine system crossword also image left i need with hw

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)