Basic Unit of Life and some terms to spiral from previous grade levels
Terms in this set (19)
a specialized part of a cell that carries out a specific function
the structural and functional unit of all living things
a group of similar cells that perform a specialized function
a collection of tissues that carry out a specialized function for the organism
a group of organs that work together to perform a process necessary for life
a living thing; anything that can carry out life processes indepedently
outer covering of all cells that allows material in and out of the cell
a rigid outer layer of a plant cell that helps to support the cell
an organelle that is membrane bound and captures sunlight to perform photosynthesis in plant cells
jelly-like substance that holds the organelles in place
organelle that converts chemical potential energy to other forms of energy
an organelle that contains genetic material and information needed by the cell
an organelle that stores water and /or waste
an organism capable of synthesizing its own food from inorganic substances, using light or chemical energy. Green plants, algae, and certain bacteria are autotrophs.
An organism that cannot manufacture its own food and instead obtains its food and energy by taking in organic substances, usually plant or animal matter. All animals, protozoans, fungi, and most bacteria are heterotrophs. Compare autotroph.
having or consisting of many cells.
an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus. It includes all living organisms other than the eubacteria and archaebacteria
an organism that does not have an organized nucleus. Their DNA is kind of floating around the cell. It's clumped up, but not inside of a nucleus
an organism, also known as a single-celled organism, is an organism that consists of only one cell