Microscope and Cell Types

Front

The part of the microscope you look through to see the specimen. It usually contains a 10x or 15x power lens.

Back

Eyepiece

Front

Who was first to discover living microorganisms?

Back

Van Leeuwenhoek

Front

The three lenses on a microscope, ranging from 4x to 40x used to magnify the specimen.

Back

Objective Lenses

Front

Which type of cell has small circular pieces of DNA, called plasmids?

Back

Prokaryotic

Front

Illuminates the specimen for better viewing. It can be a mirror or an electric light.

Back

Light Source

Front

Adjusts the amount of light that reaches the specimen.

Back

Diaphragm

Front

Moves the stage up and down for focusing on the specimen. It is used for general focusing.

Back

Coarse Adjustment Knob

Front

Who are the two German scientists that determined that all living things are made of cells?

Back

Schleiden and Schwann

Front

The flat platform where the slide is placed. It holds the specimen in place.

Back

Stage

Front

The bottom part of the microscope that provides stability and support.

Back

Base