An animal that eats primarily meat

a protein, produced by the immune system, that either attacks invading pathogens or marks them for killing

an organism that invades the body, causing disease

the body’s primary defense against disease-causing pathogens

a substance that can speed up the rate of a chemical reaction without being changed or used up during the reaction

the basic unit of structure and function that makes up all organisms

(deoxyribonucleic acid) the material found in all cells that contains genetic information about that organism

pod-shaped organelles that contain enzymes used to extract energy from nutrients

a process in living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide from the oxidation of complex organic substances

Animals that eat primarily plants

a carnivore that eats the bodies of dead organisms

an organism in the early stages of development