Imagine that you have just found a new fossil for a yet undiscovered organism what would you want to know about the rock layer in which it was found to you understand the fossil better

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

Which of the following is a common danger of commercial fishing?

9. the history of life on earth is recorded in