Adjustable Parts of a Microscope Characteristics of Life Types of Cells Concepts of Cell Theory Nonmoving parts of a Microscope
100
Coarse & fine adjustment knobs
These parts allow for changes in the height of the stage for focusing (brings stage closer to or farther away from the objective lens; Can be used for fine and clear focusing)
100
True
True or False:
All living organisms need energy to carry out life processes
100
Nucleus
This is the basic cell structure that is present in many, but not all, living cells
100
One or more cells
Every living thing is made of this
100
On the stage
Slides/specimens are placed here for viewing
200
Revolving nosepiece
This part adjusts which objective lens is in place to be used
200
False
True or False:
Al living organisms maintain a stable external environment
200
Prokaryotic cells
These cells do not have a nucleus.
200
Cells
These carry out the functions needed to support life
200
Stage clips
This holds the slide/specimen in place
300
Objectives (lenses)
This part contains three different magnifications (4x, 10x, 40x) to adjust how magnified a specimen may be
300
True
True or False:
All living organisms grow and develop.
300
Eukaryotic cells
These cells contain a nucleus.
300
Other living cells
Cells come only from _____.
300
Arm
This holds the nosepiece, stage, and adjustment knobs in place and also attaches to the base
400
Light source
For most microscopes, this is a light bulb that shines light up through the stage to the specimen. However, some microscopes have a mirror that has to be adjusted by reflecting light from the environment
400
Their environment
All living organisms respond to this
400
Multicellular
Eukaryotic cells are found mainly in these organisms
400
Confirmed
Pasteur's experiments did this to the cell theory
400
Body tube
This allows for the ocular lens and nosepiece to be at the correct distance apart
500
Diaphragm
This part rotates underneath the stage to adjust the amount of light that is passed through to the specimen
500
Living things/ organisms.
Mushrooms, daisies, cats, and bacteria are all this
500
Prokaryotes
These were the first type of organisms to evolve and are still the most common organisms today.
500
Spontaneous generation
The idea that bacteria grew from nonliving materials is called thiis
500
Ocular lens/ eyepiece
This contains a lens at 10x magnified; where you look to observe your specimen






Cells

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