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Definition
| Animals with many planes of symmetry (radial) |
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Definition
| Animals with one plane of symmetry (bilateral) |
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| Shed their skin, Invertebrates, Ecdysis is the term for shedding |
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| Have a specific type of tongue |
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Definition
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Definition
| Lophophores and trochophores |
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Definition
| Order, Reproduction, Growth, negentropy, Responsiveness, Homeostasis, transmission of information. population change through nat selection |
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Term
| How many phyla are there? |
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Definition
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Definition
| more than 50% of total species |
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Definition
| Genus species, italics or underlined |
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Definition
| A shared trait that is developed separately |
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Term
| Being an animal means you must have |
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Definition
| requires oxygen, requires nutrition, possibly fromsymbiotes, being multicellular, cell dspecialization, having layerrs of cells, tissues, growth and symmetry |
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Term
| Being an animal means you tend to have |
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Definition
cephalisation - growing a head and brain
segmentation (bauplan)
complex guts
body cavities, for flexibility
large size |
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Term
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Definition
Command and control
waste disposal
homeostasis
Ingestion and gaseous exchange |
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Term
| How to amoeba get enough proteins made? |
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Definition
| thousands of nuclei, one to each daughter cell |
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Term
| How do ciliate make enough protein? |
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Definition
| A macronucleas runs the length of the cell |
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Definition
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Definition
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Definition
| fuses membranes of adjacent cells |
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Definition
| Anchoring junctions strengthened by filaments |
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Definition
| communication ports between cells |
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Definition
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Definition
| hydrogosomes instead of mitochondria |
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Definition
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Definition
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Definition
| Multicellular, heterotrophic, have some specialised cells |
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Term
| calcerous sponges undergo |
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Definition
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Term
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Definition
Chalky - calcium carbonate
Glassy - silica based
Mixed - both, -demosponges -largest sponges, are like this |
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Term
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Definition
| through the ostia, enters the spongocoel, and leaves through the oscula |
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Term
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Definition
| simplest sponge body composition |
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Term
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Definition
| Sponge wall has folded in on itself |
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Definition
| flaggelated chambers connected by canals |
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Definition
| Microvilli and a single flagellum |
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Term
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Definition
can reproduce from fragments
can be hermaphrodite
Sperm are released into the water and taken up
Choanocytes may dedifferentiate into reproductive cells |
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Term
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Definition
| Phyla with one species in it, smallest genome in animal kingdom |
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Term
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Definition
| Immortal, reverts to polyp stage after becoming sexually mature |
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Definition
| Elongate with mouth and tentacles, can form colonies, asexual form of medusa |
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Term
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Definition
| Flattened, swimming disc, sexual form of polyp |
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Definition
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Definition
| Fish parasites, reduced jellyfish |
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Definition
| Large persistent changes in ecology |
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Definition
| Three cell layers during development |
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Definition
| Two cell layers during development |
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Definition
Oligochaeta -earthworms
Polychaeta -marine and diverse
Hirudinae - leeches |
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Term
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Definition
| potent anitbiotic bled from horseshoe crabs |
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Definition
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| largest class of crustaceans |
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| Ways of reducing drag in fish? |
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Definition
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| Salamanders and newts, axial locomotion, well developed tail, paedomorphs |
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Term
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Definition
| - retention of larval characteristics |
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Definition
| Tailless, frogs and toads, inflexible bodies, strong hind legs, appendicular locomotion |
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Definition
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Definition
| Amniotic egg, embryonic membranes |
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Term
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Definition
Allantois are waste storage
Amnion are shock absorbers
Chorion is for gas exchange
Yolk sac is for transfer of useful materials |
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Term
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Definition
Waterproof scales
Excretory organs eliminate nitrogenous waste and conserve water
Lay shelled eggs
ectotherms |
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Definition
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Definition
| Crocodiles and pterosaurs |
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Term
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Definition
| Mammary glands, keratin hair, differentiated teeth |
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Definition
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Term
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Definition
| Placenta, long pregnancy period |
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Term
| Cellulose eaten by mammals is digested by |
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Definition
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Term
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Definition
fibrous -immovable
catilagenous - between joints
synovial - fluid inside capsule, load bearing |
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Term
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Definition
| follow their prey into burrows |
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Term
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Definition
| has teh secondary feathers and is responsible for lift |
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Term
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Definition
| Has the primary feathers and is responsible for thrust |
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Term
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Definition
Induced drag- from lift
Profile drag - from skin friction
Parasite drag - from skin friction on the body |
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