Microscopes
Name the part of the microscope that you look through?
eyepiece (ocular lens)
What are living things made of?
Cells
Are unicellular organisms big enough to see with just our eyes?
No
What is another word for genetic material?
DNA
What is the purpose of the 6 Characteristics of Life?
They help up classify things as living or non-living by telling us 6 things EVERY living organism must do.
Which objective lens gives you the most magnification? (red, yellow, or blue)
Blue (100x)
Finish the sentence: Cells are the ______ ______ of life.
basic unit
A student says, “Something must have many cells to be alive.” Explain why this is incorrect.
Organisms can be made out of one cell (unicellular)
Which type of cell contains DNA surrounded by a lining.
Eukaryotic
Cells (little boxes)
What is the difference between the coarse and fine adjustment knobs?
Coarse-bigger adjustment
Fine-smaller adjustment
According to cell theory, where do new cells come from?
pre-existing cells
Is this image unicellular or multicellular?
Unicellular
Is the image prokaryotic or eukaryotic? Tell me how you know (think about what you see inside).
Eukaryotic because you can see lots of smaller parts inside AND the DNA is surrounded by a lining.
A student makes the statement: an organism must move to be considered living. Are they correct or incorrect, and explain why.
They are incorrect, moving is not one of the 6 characteristics of life.
How do microscopes change images?
They flip image
A student says, “Only animals are made of cells.” Which principle of cell theory proves this student is wrong?
Principle 1
What is one similarity between unicellular and multicellular organisms?
Both are made of cells, both are living organisms, etc.
What is one thing prokaryotic and eukaryotic cells have in common?
They are both cells, they both have DNA, etc.
A student observes something that grows, but they are unsure if it is living. What other evidence should they look for to determine if it is alive?
The other 6 Characteristics of Life, or the presence of cells if you can view a sample under the microscope.
What do we call the "thing" or organism we are looking at under the microscope?
specimen
Who was the first person to discover cells under a microscope?
Robert Hooke
A student looks at a plant and says, “This plant is made of many cells, so every single cell must do the exact same job.” What is wrong with this statement?
Multicellular organisms can have specialized cells with different jobs.
What are the smaller parts inside eukaryotic cells called?
Organelles
A mystery organism is made of different levels of structures including cells, uses energy, grows, reproduces, adapts to its environment and can maintain its internal body temperature. Is it living or nonliving? Defend your answer with at least TWO pieces of evidence.
Yes, it is made of cells and demonstrates all 6 Characteristics of Life.