What is the speed of an object traveling 50 meters in 25 seconds? choose one: 1 m/s , 2 m/s , 3 m/s , 0.5 m/s
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What type of lipids are found in all biological membranes?

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

Differentiation of cells changes the nucleic information. true false