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Cells and Organelles

Across
A gel-like substance that fills the cells of living organisms.
A microscopic single-celled organism that ha neither a distinct nucleus.
A double membrane-bound organelle found in most eukaryotic cells.
A structural layer that surrounds some type of cells,
Any of a number of organized or specialized structures within a living cell
Is the set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine ATP, and the release waste product
A membrane-bound organelle which is present in all plant and some protist, animal and bacterial cells.
The smallest structural and functional unit in an organism.
Down
A biological membrane that separates the interior of all cells from the outside environment
The process by which green plants and some other organisms need sunlight to synthesize food from carbon dioxide and water.
Organelles, specialized subunits, in plant and algal cells.
An activity or purpose natural to or intended for a person or thing
The arrangement of and relations between the parts or elements of something complex.
An individual animal, plant, or single-celled life form.
An oranism ofa cell or cells in which the genetic material is DNA.
A molecule that carries the genetic instructions used in growth, development, and function.
The central and most important part of an cell.