BIOLOGICAL DRAWINGS
THE GOOD
THE BAD
BIOLOGICAL DRAWING
RULES
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Use unlined paper.
Draw in pencil.
Always print.
Print the title in capital letters above the
field of view.
Drawings and individual structures should be
drawn to scale.
When labeling structures on the drawing, do
not cross over lines to point to structures.
BIOLOGICAL DRAWING
RULES
• Try not to erase.
• Write the name of the specimen below the
•
field of view. When using the scientific
name of an organism in places other than
the title, the first part of the name is
capitalized and the second part of the name
is not. Underline the scientific name.
Below the name of the organism and to the
right, print your name and the total
magnification.
CORRECT THE ERRORS
Protozoa
Paramecium caudatum
Robert Hook
BIOLOGICAL DRAWING
PENNY
One cent
4X objective
10X eyepiece
PROKARYOTES VS
EUKARYOTES
PROKARYOTES
EUKARYOTES
NO MEMBRANE
BOUND NUCLEUS
MEMBRANE BOUND
NUCLEUS
NO MEMBRANE
BOUND ORGANELLES
MEMBRANE BOUND
ORGANELLES
ANIMAL CELL
HUMAN CHEEK CELL
Homo sapiens
400X
ANIMAL CELL
HUMAN CHEEK CELL
Homo sapiens
600X
PLANT CELL
ELODEA LEAF CELLS
Elodea canadensis
400X
PLANT CELL
ELODEA LEAF CELLS
Elodea canadensis
600X
BACTERIA
BACTERIA
E. coli
400X
BACTERIA
BACTERIA
E. coli
Electron microscope
COMPARISON - 1000X
ONION ROOT TIP
HUMAN BLOOD CELL
BACTERIA
PLANT
ANIMAL
BACTERIA
QUIZ 2-1
MICROSCOPES
1. TRUE / FALSE It is okay to use the coarse adjustment to focus a
microscope when it is on a high power.
2. TRUE / FALSE You should only add 1-2 drops of water to the
slide when you make a wet-mount slide.
3. If the eyepiece magnification is 10X and the high-power
objective magnification is 40X, what is the total magnification?
a. 41X
c. 4000X
b. 50X
d. 400X
4. When making a wet-mount slide, you should lower the
at a 45° angle so that you don’t get any bubbles.
a. slide
c. sample
b. cover slip
d. objective
5. When you move from the low power objective to the high power
objective, what happens to the image?
a. it gets bigger (you zoom in closer)
b. it gets smaller (you zoom out)
c. the amount of light changes
QUIZ 2-1
1. Label the parts of the microscope.
(large knob )
1. CIRCLE THE HYDROPHOBIC MOLECULES FROM THE LIST
BELOW.
SALT
OIL
FAT
SUGAR
WATER
BUTTER
WAX
KOOL-AID
GRAPE
JUICE
QUIZ 2-1
2. Hamsters need to store a lot of energy in order to hibernate
(sleep) all winter. Which macromolecule is the source of energy
during hibernation?
a. carbohydrates
b. proteins
c. nucleic acids
d. lipids
3. Bob is studying for his English test and is getting tired. He needs
a source of quick energy. What would be the BEST thing for him
to eat?
a. A piece of ham
b. A bowl of pasta
c. Butter
d. A bowl of yogurt
4. When you eat food, the food needs to be broken down into
smaller pieces. What kind of macromolecule is going to be most
involved in the process of breaking down food?
a. carbohydrates
b. proteins
c. nucleic acids
d. lipids
TYPES OF CELLS
PROKARYOTES VS
EUKARYOTES
PROKARYOTES
What kinds of
organisms?
What can we say
about the
structure of the
cell?
Evolution
EUKARYOTES
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC - PLANT CELL
PROKARYOTE OR
EUKARYOTE?
PROKARYOTIC SPIROCHETE BACTERIA
PROKARYOTE OR
EUKARYOTE?
PROKARYOTIC ROD-SHAPED BACTERIA
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC PLANT CELL
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC PLANT
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC ANIMAL CELL
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC HUMAN NEURON
PROKARYOTE OR
EUKARYOTE?
EUKARYOTIC PIG MUSCLE
DRILL 11/21:
• NAME A PROKARYOTE AND
A EUKARYOTE