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Bio lab Midterm
Biology
41
Biology
Undergraduate 1
03/04/2013

Additional Biology Flashcards

 


 

Cards

Term
Compound Light
Definition
Has high magnification (40X=1000X total magnification) and high resolution
small FOV (Field of View) and depth of field
Term
Dissecting
Definition
Has low magnification (8x=40x total mag) and low resolution
has higher FOV and depth of field
Term
Electron
Definition
Uses electrons instead of light – extremely high mag + resolution
Term
Total Magnification =
Definition
Objective Mag X Ocular Mag
Term
FOV diameter
Definition
FOVlow X Maglow = FOVhigh X Maghigh
Term
Prokayotes –
Definition
Gleocopsa and Oscillatoria
Term
Eukaryotic
Definition
Plant – elodea, onion, potato
Animal – amoeba, paramecium
Term
Carbohydrates – used for energy
Definition
a) contain C, H, C atoms only
b) consist of building blocks called monosaccharides (simple sugars)
c) inslude mono-, di- (sugars) and polysaccharides (starches, cellulose, glycogen)
Term
Proteins – used for building cells, transporting, controlling chemical reactions (enzymes and hormones)
Definition
a) contain C, H, O, N and possibly other atoms
b) consist of building blocks called amino acids
Term
Lipids – used for energy storage, lubrication of joints
Definition
a) contain C, H, and O atoms only
b) consist of building blocks called fatty acids
c) include fats, oils, waxes, sterols (cholesterol)
Term
Dehydration Synthesis –
Definition
removal of H20
Term
Benedicts's test:
Definition
Blue (add heat) ⟶ becomes green or reddish orange

TEST FOR COPPER

simple (reducing sugars)
Term
Proteins
Definition
Biuret's test: blue ⟶ violet (add sodium hydroxide)
Term
Lipids
Definition
Sudan IV (fat soluble): dissolves lipids
doesn't mix with H20
Term
Plasmolysis –
Definition
shrinking or shriveling of cells due to water loss
Term
Cytolysis –
Definition
swelling and bursting
Term
Kingdom Protista –
Definition
includes mostly single-celled ancestors of plants or animals
Term
Protozoans
Definition
“first animals”
ancestors of the animal kingdom
mostly-unicelluklar
sub-divided into 4 different phylums based on method of locomotion
Term
Phylum Cnidaria – stinging celled animals
Definition
Have stinging cells called cnidocytes that shoot poison threads called nematocytes that paralyze prey

Have hollow body cavity called gastrovascular cavity with only on eopening, serving as mouth and anus, surrouned by tentacles
Term
A) Methylene blue
B) Malachite green
C) Potassium Permanganate
Definition
A) 374 g/mol-1

B) 262 g/mol-1

C) 158 g/mol-1
Term
[image]
Definition
Obelia
Term
[image]
Definition
Anaphase
Term
[image]
Definition
Spicules
Term
[image]
Definition
Grantia
Term
Mesoglea
Definition
a gelatinous tissue that separates the two true body layers
Term
[image]
Definition
Physalia (Man of War)
Term
[image]
Definition
Ephyra (Immature Medusa)
Term
[image]
Definition
Anemone
Term
[image]
Definition
Foraminifers
Term
[image]
Definition
Radiolaria
Term
[image]
Definition
Trypanasoma
Term
[image]
Definition

Conjugating Paramecium

 

Advantages: no new cells; increase of genetic diversity

 

Disadvantages: requires more than one organism; is energy - consuming

Term
[image]
Definition
Paremecium during Asexual Fission
Term
[image]
Definition
Vorticella
Term
What is the difference between a positive control and a negative control?
Definition
positive control contains the variable being tested for and reacts causing a change, while a negative control does neither of these things.
Term
What test is used for starch?
Definition
Iodine
Term
[image]
Definition
Paramecium
Term
[image]
Definition
Amoeba
Term
[image]
Definition
Closterium
Term
[image]
Definition
Oscillatoria
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