Cells 2.0

A rigid structure on the outside of certain cells, usually plant and bacteria cells.

A thin, flexible barrier around a cell that controls what enters and leaves the cell.

A part of the cell containing DNA and RNA and responsible for growth and reproduction.

A jellylike fluid inside the cell in which the organelles are suspended.

A structure in the cells of plants and some other organisms that captures energy from sunlight and uses it to produce food.

An organelle found in large numbers in most cells, in which cellular respiration and energy production occur.

The smallest component of an element having the chemical properties of the element.

Combinations of two or more atoms.

Basic units of structure and function in living things.

Groups of similar cells that have a common function.

A structure consisting of several tissues adapted as a group to perform specific functions.

Group of organs that work together to perform an important function.

An individual living thing.

Atoms to molecules to cells to tissues to organs to organ systems to organisms.

Process that releases energy in a mitochondrion by breaking down glucose molecules in the presence of oxygen; occurs in the mitochondria of plant and animal cells