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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Difference between mechanistic physiology and evolutionary physiology? |
Mechanistic focuses on the study of the mechanism and HOW animals carry out their functions through them Evolutionary focuses on the study of origin and WHY the animals have said functions |
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Model animal of urochordates? |
Ciona instestinalis - sea squirt |
Nick wrote a confession involving it |
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Model animal of cephalochordates? |
Branchiostoma - lancelet |
Used in jousting |
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Model animal of echinoderms? |
Asterias rubens - starfish |
* |
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What are key characteristics of the sea urchin genome? |
No connexin/gap-junction coding genes No genes coding for synthesis/use or adrenaline or melatonin Genes coding elements of innate immune response are numerous compared to other known genomes Comparibly numerous detoxification enzyme genes (i.e. P450) Majorly different skeleton mineralisation genes to vertebrates Exhibit genes thought only to exist in vertebrates |
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Model animal for Annelids? |
Lumbricus terrestris - earthworm jim |
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Model animal for Molluscs? |
Helix aspersa - snail trail |
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Model animal of Arthropods? |
Drosophila melanogaster - Fruit fly |
We've heard it enough times |
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Model animal of Nematodes? |
Caenorhabditis elegans |
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Model animal of Cnidarians? |
Hydra |
Chop one head off, two grow back |
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3 methods that are used to determine phylogenetic relationships |
Comparative embryology Comparative morphology Comparative DNA sequence analysis |
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Which orifice is formed first in dueterostomes and protostomes? |
Deut: blastopore forms anus first Proto: blastopore forms mouth first |
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What type of cleavage does a protostome embryo undergo? |
Spiral cleavage |
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What type of cleavge does a deuterostome embryo undergo? |
Radial cleavage |
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How does a protostomic coelom form? |
By splitting (schizocoelous) |
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How does a deuterostomic coelom form? |
By outpocketing (enterocoelous) |
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Lophotrochozoa include which two phyla? |
Mollusca Annelida |
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Ecdysozoa include which two phyla? |
Arthropoda Nematoda |
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Define Krogh's principle |
For a large number of problems there will be an animal(s) of choice on which it can be most conviently studied |
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Which animal was used as a model for nerve impulse study? |
Giant squid |
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Who made the major action potential research in 1939? |
Giant squid, Alan Hodgkin and Andrew Huxley |
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