The basic units of structure and function in living things.
What are cells?
100
An instrument that makes small objects look larger.
What is a microscope?
100
A rigid layer that surrounds the cell of plants and some other organisms
What is a cell wall?
100
Receives proteins and other newly formed materials from the ER, packages them, and distrubutes them to other parts of the cell or to the outside of the cell
What is the Golgi Apparatus?
100
Made of different kinds of tissue that function together
What is an organ?
200
A widely accepted explanation of the relationship between cells and living things.
What is cell theory?
200
Has a center that is thicker then its edge?
What is a convex lens?
200
Controls which substances pass into and out of a cell.
What is the cell membrane?
200
Type of sac that stores water, food, or other materials needed by the cell.
What is a vacuole?
200
A group of organs that work together to perform a major function.
What is an organ system?
300
Concluded that all plants are made of cells.
Who is Matthias Schleiden?
300
Changes how you can see objects and reveals details you may not have known were there.
What is magnification?
300
Acts as a cells control center directing all of the cells activities
What is the nucleus?
300
Captures energy from sunlight and changes it to a form of energy cells can us in making food.
What is chloroplast?
300
A division of labor occurs among specialized cells in this
What is an organism?
400
Built his own microscope and made drawings of what he saw when he looked at the dead bark of certain oak trees.
Who is Robert Hooke?
400
Magnifies the image using two lenses at once.
What is a compound microscope?
400
Small grain shaped organelles that produce proteins
What are ribosomes?
400
Contains substances that break down large food particles into smaller ones.
What are lysosomes?
400
Made of many cells
What is multicellular?
500
Proposed that new cells are formed only from cells that already exist.
Who is Rudolf Virchow?
500
The degree to which two separate structures that are close together can be distinguished.
What is resolution?
500
Fills the regions between the cell membrane and the nucleus.
What is cytoplasm?
500
Single celled organisms are called this.
What is unicellular?
500
A group of similar cells that work together to perfom a specific function.