Plant vs Animal Cells: Lysosomes Lysosomes are membrane-bound organelles that are found within cells. Their main role is to break down proteins, acids, large molecules, and unwanted materials ...

A look at the cells of different organisms and a comparison of the structures found in plant and animal cells. All animal cells are surrounded by a membrane which contains the cytoplasm.

How do we know that just a few stem cells are the ultimate source of all new plant cells? By creating genetic differences between ... is shared between plants and animals, as explained below.

Plant cells have several structures not found in other eukaryotes. In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls ...

A look at the cells of different organisms and a comparison of the structures found in plant and animal cells. All animal cells are surrounded by a membrane which contains the cytoplasm.