Answers: 3
Biology, 21.06.2019 20:00, annapittbull12
Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport
Answers: 1
Biology, 22.06.2019 18:30, googoo4
What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water
Answers: 3
In this model of rock cycle, a represent rock and v represents the process of first blank [a. igne...
Mathematics, 02.07.2019 22:00
Mathematics, 02.07.2019 22:00
Mathematics, 02.07.2019 22:00