endosymbiosis – A theory that explains process in which early eukaryotic cells were formed from simpler prokaryotes
cellular respiration – the breakdown of foods (glucose) to release energy, including both aerobic and anaerobic cellular respiration
flagella – A long, thin projection from the cell surface that functions to propel cells by whipping back and forth.
isotonic solution – a solution with the same rate of diffusion in both directions across a cell membrane; stable
facultative anaerobe – organism that can survive with or without oxygen
commensalism – one organism benefits and the other is neither hurt nor helped
Van der Waals forces – A slight attraction that develops between the oppositely charged regions of nearby molecules
Enzyme – Protein that speeds up a biological reaction by lowering the amount of activation energy needed to start the reaction.
The organ of hearing is located in the
monosomy – a condition in which there is only one of a homologous chromosome pair
Carnivore – An animal that eats mostly or exclusively other animals for food. Includes insect eaters, worm eaters, etc.
The оrgаn оf heаring is lоcаted in the
skeletal system – Protects and supports body organs, and provides a framework the muscles use to cause movement. Blood cells are formed within bones. Bones store minerals.
Heterotrophs – organisms that obtain food by consuming other living things. (ex. everything but plants)
Catalyst – A substance that speeds up the rate of a chemical reaction.
cytoskeleton – a network of fibers bracing the cytoplasm