Unit 2
Terms
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- atom
- smallest particule which a element can be devided
- element
- different kinds of atoms
- energy
- stored in the bonds between atoms and molecules
- chemical reaction
- the process which the bonds of molecules are brocken apart from their atoms and rearranged to form new elements
- RAP
- Reactants, Arrow, Product
- cells
- basic unit of life
- tissues
- cells working in teams
- organs
- tissues working in teams
- organ systems
- organs working in teams
- oranism
- anything that can survive on its own
- population
- two or more of a given species in an area at a time.
- community
- two or more of a population living in a specific material
- ecosystem
- all of the communities and nonliving parts of the environment
- cell membrain
- acts like a barrier between the inside of a cell and the environment. Allows certain things to go in and out of the cell
- genetic material
- also called DNA, contains the info necessary to produce new cells frim existing cells
- cytoplasm and organells
- cells have fluid substance that helps hold structures of the cell in place
- plant cells
- eukaryotic cells
- animal cells
- prokariotic cells
- ossmosis
- the deffution of water molecules across a selectively permeable membrain
- deffution
- the process by which molecules from higher concentration move to lower concentration
- active transport
- when particles are moved through protein channels from a low to a high concentration, requiring energy
- endocytosis
- the process by which the cell membrain takes particles into the cell by changing space and engulfing molecules.
- extocytosis
- the process by which the vacuole surrounding particules fuses with the cell membrain, forcing the contants out of the cell
- Mitosis
- prophase, metaphase, anaphase, telophase