Matching
1. sugar
2. sterling silver
3. gold
4. air
5. salt water
liquid solution
solid solution
compound
gaseous solution
element

Which of the following is true of photosynthesis? a)carbon dioxide is a reactant b)water is a product c)most reactions within this process are exothermic d)oxygen is a reactant

Indica el nombre y la fucion de los vasos sanguineos que entran y salen de los riñones

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.