Distinguish between a trace element and an essential element. give an example of each.

Trace element are needed only in small amounts and the plant do not ‘ die’ when they lack.

                                               While insufficient supply of an essential element can lead to major diseases and inhibit  main function of the plant and can ultimately kill the plant  

i don’t no. suiopgohjk

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.