The physical property associated with fractional distillation is
a. color.
b. boiling point.
c. texture.
d. viscosity.

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land

Which of the following does not make up ground substance of connective tissue? hyaluronic acid elastic fibers glycosaminoglycan proteoglycan