C) a system is a set of parts that function together as a whole
Um lets see so first coold air comes pushing awah heat to another area. i tihnk
Cell membrane, Organells, flagella
Veins provide support for the leaf and transport both water and minerals (via xylem) and food energy (via phloem) through the leaf and on to the rest of the plant.
Choice answer D because it is fully correct
