Does the visible color of a leaf indicate the pigments present?

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis

This is collection of data made by comparing objects in standard units. in science, the units are metric.