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Zoology Lab Final
OU Zoo Lab Final Review Flashcards
26
Other
Undergraduate 2
04/28/2014

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Cards

Term
Scientific Method Steps
Definition
1. Make an observation, 2. Ask A Question, 3. Formulate a Hypothesis, 4. Design and run a controlled experiment, 5. Draw Conclusions, 6. Communicate your findings
Term
Null Hypothesis
Definition
Predicts no change
Term
Dependent Variable
Definition
That which is being measured in an experiment
Term
Independent Variable
Definition
Part of the experiment which is expected to bring about change to the dependent variable
Term
Field size of Microscope on lowest power
Definition
4mm or 4,000Micro-m
Term
Scientific Writing- Introduction
Definition
General statement of problem, Review of background info and cite, ends with statement of hypothesis
Term
Scientific Writing- Materials and methods
Definition
How you tested hypothesis, No list of materials-describe materials as you outline procedure, descriptions complete enough for someone to be able to repeat your experiment exactly
Term
Scientific Writing- Results
Definition
Written and graphic component- DO NOT interpret, simply present data. State any trends
Term
Scientific Writing- Discussion and Conclusions
Definition
Interpretation of results, reject or retain null hypothesis
Term
Taxonomy
Definition
classification of living organisms based on structural, molecular, and developmental characteristics
Term
Phylogeny
Definition
Tries to explain how groups of animals are related in an evolutionary context
Term
Kingdoms (6) from biggest to smallest
Definition
animalia, plantae, fungi, protista, bacteria, archaebacteria
Term
Taxonomic Hierarchy (7)
Definition
Kingdom, Phylum, Class, Order, Family, Genus, Species
Term
Unicellular Organism
Definition
A single cell that is able to survive and reproduce as a single cell
Term
Defining Characteristics of Phylum Porifera and Example of Animal
Definition
Sponge: Multicellular, cells held together loosely and one cell has potential to form a new sponge, no organs or organ system
Term
Defining Characteristics of Phylum Cnidaria and Example of Animal
Definition
Hydra, Jellyfish: Radial Symmetry, diploblastic (two tissue layers), GVC, Hydrostatic skeleton.
Term
Defining Characteristics of Phylum Platyhelminthes and Example of Animal
Definition
Flatworm: Acoelomate, Bilateral Symmetry, Worm-like body with dorsoventral flattening, triploblastic, well-developed organ system, unsegmented
Term
Defining Characteristics of Phylum Nematoda and Example of Animal
Definition
Roundworm: Triploblastic, Bilateral Symmetry, Unsegmented, Elongated cylindrical body, Pseudocoelom, Anterior end with three lips and mouth
Term
Gel Electrophoresis: Longer DNA fragments move more:
Definition
Slowly
Term
Gel Electrophoresis: Shorter DNA fragments move more:
Definition
Quickly
Term
Defining Characteristics of Phylum Annelida and Example of Animal
Definition
Earthworm: Triploblastic, Bilateral Symmetry, One-way digestive tract with two openings, cephalization, both male and female gonads in one animal, elongated segmented body, eucoelomate, closed circulatory system
Term
Defining Characteristics of Phylum Mollusca and Example of Animal
Definition
Molluscs, Clams, Oysters, Octopus, Squid, Snails:Triploblastic, bilateral symmetry, one way digestive tract, cephalization, soft unsegmented bodies, eucoelomate (greatly reduced), open circulatory system.
Term
Defining Characteristics of Phylum Arthropoda and Example of Animal
Definition
Crayfish, lobsters, crabs, spiders, scorpions, millipedes, centipedes: Triploblastic, bilateral symmetry, one way digestive tract, cephalization, segmentation, open circulatory system, jointed appendages, exoskeleton, greatly reduced coelom
Term
Defining Characteristics of Phylum Echinodermata and Example of Animal
Definition
Starfish, sand dollar: Triploblastic, Bilateral Symmetry, one way digestive tract, well developed organ system, no segmentation, endoskeleton made of calcareous plates, fluid-filled coelomic cavity, water vascular system,
Term
Echinodermata excretory and respiratory system
Definition
skin gills
Term
Defining Characteristics of Phylum Chordata and Example of Animal
Definition
Vertebrates, pig: Triploblastic, bilateral symmetry, one-way digestive tract, well developed organs, some subphyla have larval stages, notochord, dorsal hollow nerve chord, pharyngeal gill slits, postanal tail,
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