How do evolutionary diagrams show speciation and genetic relatedness? How is the diversity of life classified and named?

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant.it produces food.it absorbs nutrients.it supports the plan

Wich level of organization includes all the other levels or organizations

What is the most important inorganic material for livings things? ! due tomorrow!