Single-celled organism with no nucleus and a different cell wall than bacteria, often thriving in extreme environments.
Process of forming a new individual from a single parent.
Single-celled organisms that do not contain a nucleus.
Tough outer layer of prokaryotic cells and plant cells; helps support and protect the cell.
Deoxyribonucleic acid; nucleic acid that is the genetic material of all organisms.
Three primary, broadest categories of living things.
Organisms that keep their genetic material, or DNA, inside the nucleus.
Cell that contains a nucleus and membrane-bound organelles.
Membrane enclosed organelle in eukaryotic cells that contains the DNA; primary distinguishing feature between a eukaryotic and prokaryotic cell; the information center, containing instructions for making all the proteins in a cell, as well as how much of each one.
Structure within the cell that has a specific role.
Complex molecule consisting of sugars and amino acids that makes up the bacterial cell wall.
The process by which specific organisms (including all plants) use the sun's energy to make their own food from carbon dioxide and water; process that converts the energy of the sun, or solar energy, into carbohydrates, a type of chemical energy.
Cell without a nucleus or membrane-bound organelles.