General Biology Lab Practical I - Blank
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Contents: The Compound Microscope Lab; Atoms, Ions, and Isotopes Lab; Water Chemistry Lab; Owl Pellet Study Lab; Plant and Animal Cell Lab; Bubble Membranes Lab; Symbiosis Lab
Last updated 4:47 PM on 11/10/22
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127 Terms
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eyepiece
Identify this part of the microscope.
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body tube
Identify this part of the microscope.
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revolving nosepiece
Identify this part of the microscope.
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low power objective
Identify this part of the microscope.
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high power objective
Identify this part of the microscope.
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stage clip
Identify this part of the microscope.
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stage
Identify this part of the microscope.
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diaphragm
Identify this part of the microscope.
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mirror
Identify this part of the microscope (by the lamp.)
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base
Identify this part of the microscope.
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coarse adjustment knob
Identify this part of the microscope.
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fine adjusment knob
Identify this part of the microscope.
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arm
Identify this part of the microscope.
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lamp
Identify this part of the microscope.
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arm
supports the body tube
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eyepiece
contains a magnifying lens
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low power objective
provides a magnification of 10x
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stage
supports the slide being observed
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body tube
maintains the proper distance between the eyepiece and the objectives
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nosepiece
holds the objectives and can be rotated to change the magnification
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illuminator; lamp; mirror
produces light or reflects light up towards the eyepeice
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base
supports the microscope
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coarse adjustment
moves the body tube to focus the image
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fine adjustment
moves the body tube slightly to adjust the image
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high power objective
provides a magnification of 40x
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stage opening
permits light to pass up to the eyepiece
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stage clip
holds the slide in place
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diaphragm
regulates the amount of light passing up toward the eyepiece
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diaphragm lever/adjust
regulates the amount of light passing through condenser
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the magnification of the objective power multiplied by 10
How do you calculate the total magnification of a miscroscope?
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nucleus
the center of an atom which contains the protons and neutrons
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nucleus
Identify this part of the atom.
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orbital shells
the arrangement of electrons within orbits around the nucleus
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K (e1) shell; holds 2 protons
Identify this part of the atom.
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L (e2) shell; holds 8 protons
Identify this part of the atom.
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M (e3) shell
Identify this part of the atom.
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proton
Identify this part of the atom.
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proton (p+)
a positivly charged subatomic particle found in the nucleus of an atom
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neutron
Identify this part of the atom.
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neutron (n0)
a neutral charged subatomic particle found in the nucleus of an atom
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electron
Identify this part of the atom.
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electron (e-)
a negativly charged subatomic partnicle fount in the orbital shells of an atom
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isotope
an atom with the same number of protons but a different number of neutrons
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ion
an atom thas losses or gains electrons to make it positivly or negativly charged
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compound
substance formed by the chemical combination of two or more elements in definite proportions
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ionic bond
chemical bond formed when one or more electrons are transferred from one atom to another
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covelant bond
type of bond between atoms in which the electrons are shared
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atomic number
states the number of protons in an individual atom of an element
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atomic mass
states the average mass of all the isotopes of an element; usually the number of protons and neutrons added together in the nucleus
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dalton
unit of measurment used to measure atomic mass equivilant to about 1.7X10(-24) grams
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surface tension
(ex: spider walking on pond surface)
(ex: spider walking on pond surface)
force produced by the strong attraction between water molecules
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adhesion
(ex: meniscus in a graduated cylinder filled with water)
(ex: meniscus in a graduated cylinder filled with water)
an attraction between molecules of different substances
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cohesion
(ex: rain drops beading together on windows)
(ex: rain drops beading together on windows)
an attraction between molecules of the same substance
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capillary action
(ex: water moving up through a plant stem)
(ex: water moving up through a plant stem)
tendency of water to rise in a thin tube
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due to hydrogen bonding
Why is water less dense as a solid than it is a liquid?
(ex: iceburgs floating on water in Antarctica)
(ex: iceburgs floating on water in Antarctica)
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H20 - 2 hydrogen atoms (positive charge), 1 oxygen atom (negative charge)
What atoms are in a water molecule?
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polar
It water polar or nonpolar?
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covelant bond
hydrogen bond (weak attraction between a hydrogen atom and another atom)
hydrogen bond (weak attraction between a hydrogen atom and another atom)
What type of bonds does a water molecule have?
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a ball of fur, feathers, and bones regergitated by an owl
What is an owl pellet?
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the owl cannot digest those parts of its prey
Why is an owl pellet produced?
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bird skull
What skull has no teeth?
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shrew skull
What skull has teeth?
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vole skull
What skull has teeth, a diastema, angled cheek teeth, and a mandible length of 15-20 mm?
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mole skull
What skull has teeth and a zygomatic arch?
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pocket gopher skull
What skull has teeth, a diastema, angled cheek teeth, and a mandible length of 25-35 mm?
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mouse skull
What skull has teeth, a diastema, lobed cheeck teeth, and a mandible length of 10-16 mm?
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animal cell
What cell is this?
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plant cell
What cell is this?
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prokaryotic cell
a type of cell with no nucleus
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eukaryotic cell
a type of cell with a nucleus
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eukaryotic cells
What type of cells are animal and plant cells?
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cell membrane
What organelle is this?
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nucleus
What organelle is this?
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ribosomes
What organelle is this?
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endoplasmic reticulum (ER)
(rough and smooth)
(rough and smooth)
What organelle is this?
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centriole
What organelle is this?
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lysosome
What organelle is this?
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mitochondria
What organelle is this?
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vacuole
What organelle is this?
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golgi apparatus
What organelle is this?
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vesicle and vacuole
What organelle is this?
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cell wall
What organelle is this?
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nucleolus
What organelle is this?
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nuclear envelope
What organelle is this?
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central vacuole
What organelle is this?
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cytoskeleton
maintains cell shape; moves cell parts; helps move cell
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endoplasmic reticulum (ER)
rough - proteins
smooth - lipids
rough - proteins
smooth - lipids
assembles lipids and proteins
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golgi apparatus
modifies, sorts, and packages proteins and lipids for storage or transport out of the cell
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chloroplasts
What organelle is this?
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chloroplasts
convert solar energy to chemical energy stored in food
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mitochondria
convert chemical energy in food to usable compounds
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nucleus
contains DNA
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lysosomes
break down and recycle macromolecules
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vacuoles and vesicles
store materials
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centrioles
organize cell division
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ribosomes
synthesize proteins
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cell wall
supports, shapes, and protects the cell
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cell membrane
regulates materials entering and leaving cell; protects and supports cell
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Lynn Margulis
Who developed the endosymbiotic theory?
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endosymbiosis theory
theory that proposes that eukaryotic cells fromed from a symbiotic relationship among several different prokaryotic cells
Note 
Flashcards (130)