Please help with OCA1, OCA2, OCA3, OCA4 And use the CER KEY FOR THE ANSWEr. Please someone just help me out, I’m literally failing biology right now. Also please don’t comment links because those don’t work just write it down and give me the answer, ill really appreciate.

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

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last