Which of the following is not directly involved in mechanical processing​

answer'(basidium)the spore--bearing structure of a basidiomycete is called a basidiocarp; ///

allowed for the prediction of the properties of missing elements.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

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.