What is a limitation of Jillian's cell model?

Jillian made a model of an animal cell. She used a round

balloon to represent the cell membrane She pushed

objects like marbles and rocks into the balloon to show cell

parts, then filled it with water to show fluid inside the cell

It does not make up the tissues of a living thing,

It does not show the functions of the cell parts,

It is larger than a real animal cell,

It is more complex than a real animal cell.

When the solution concentration on the outside of a cell is greater than thesolution concentrate on the inside of the cell, what type of solution is the cellwithin?

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?

Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.