Can all the plants prepare their food? why?

What is the one part of the nucleotide  that differs among the other different nucle  tides?

Which atmospheric later is where earths northern and southern lights occur

Just a quick question. will give pointswhat is the root word of "blood."it is written in my homework as hemat(o) : blood.so, should i write that the root word as hemat or hemato or hemat(o). i'm really confused.