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Chapter 1 Lesson 2

Question
Bacteria Single-celled organisms that lack a nucleus. They are prokaryotes.
Cytoplasm The thick fluid region of a cell located inside the cell membrane (in prokaryotes) or between the cell membrane and nucleus (in eukaryotes).
Ribosome A small grain-shaped organelle in the cytoplasm of a cell that produces proteins.
Flagellum A long, whip-like structure that helps a cell to move.
Cellular respiration The process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.
Binary Fission A form of asexual reproduction in which one cell divides, forming two identical cells.
Conjugation A form of asexual reproduction in which a unicellular organism transfers some of its genetic material to another unicellular organism.
Endospore A structure produced by prokaryotes, such as bacteria, in unfavorable conditions; a thick wall encloses the DNA and some of the cytoplasm.
Pasteurization A process of heating food to a temperature that is high enough to kill most harmful bacteria without changing the taste of the food.
Decomposers An organism that gets energy by breaking down wastes and dead organisms, and returns raw materials to the soil and water.
Created by: IsabellaDay
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