In bacteria, the cell wall is composed of peptidoglycan. The cell walls of archaea have various compositions, and may be formed of glycoprotein S-layers, pseudopeptidoglycan, or polysaccharides. Fungi ...

In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls allow plants to have rigid ... of all living things on Earth ...

Cells are the fundamental unit of all living things. Specialised plant cells ... carry water upwards for photosynthesis. They have thick cell walls to provide support to the plant.

Jack Strominger recounts his seminal work and contributions to understanding bacterial cell wall components ... the position provided that I could have the first year as an unpaid sabbatical ...