what are the names of the parts of the system of tubes found in the vascular system of plants (choose all that apply)

Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4

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.