How does a frog embryo compare with a human embryo?

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

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?