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chapter 2

microorganism an organism that is microscopic, or not visible to the unaided eye
microbe another term for a microscopic organism
unicellular are single celled organisms
binary fission is a type of asexual reproduction in which the organism divides in two
conjugation is a process in which organisms fuse
budding some fungi, such as yeast, reproduce asexually
cell is a basic unit of life and the smallest part of a living thing that is capable of life
tissue a group of similar cells that work together to preforms the same function
organ is a group made of two or more types of tissue that work together to carry out one specific function
organ system a group of organs working together
passive transport is the movement of substances through membranes without the use of the cells energy
osmosis is the movement of water particles through a membrane
cellular resperation plants and animals use the energy from glucose
active transport when energy is required to move materials through a cell membrane
cell cycle others divide and produce new cells, replacing dead cells
mitosis as the cells nucleus each cell receives a full set of chromosomes
zygote two cells join to form a single cell
meiosis the nucleus of a cell divides twice
fertilization occurs when a sperm cell joins an egg cell
Created by: peyton.haley