Which agent of weathering breaks down limestone statues?

a.
liquid water

b.
acid chemicals

c.
plants

d.
wind

you go to account and hit delete!

explanation:

unicellular organisms, like bacteria, are able to perform all life functions within one single cell. multicellular organisms need many different types of cells to carry out the same life processes. each of these special types of cells has a different structure that it perform a specific function.

answer; endoplasmic reticulum;