The basic unit of structure and function in living things.
An instrument that makes small objects look larger.
A light microscope that has more than one lens.
A widely accepted explanation of the relationship between cells and living things.
The ability to make things look larger than they are.
A curved lens in which the center is thicker than the edges.
The ability to clearly distinguish the individual parts of an object.
A tiny cell structure that carries out a specific function within the cell.
A rigid layer of nonliving material that surrounds the cells of plants and some other organisms.
A cell structure that controls which substances can enter or leave cells.
A cell structure that contains nucleic acids, the chemical instructions that direct all the cell's activities.
Material in cells that contains DNA and carries genetic information.
The region between the cell membrane and the nucleus; in organisms without a nucleus, the region located inside the cell membrane.
Rod-shaped cell structures that produce most of the energy needed to carry out the cell's functions.
A cell structure that forms a maze of passageways in which proteins and other materials are carried from one part of the cell to another.
A small grain like structure in the cytoplasm of a cell where proteins are made an organelle in the cytoplasm of a living cell.
A structure in a cell that receives proteins and other newly formed materials from the endoplasmic reticulum, packages them, and distributes them to other parts of the cell.
A structure in cells of plants and some other organisms that captures energy from sunlight and uses it produce food.
A water-filled sac inside a cell that acts as strong s a storage area.
A small round cell structure that contains chemicals that break down large food particles into smaller ones.
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.