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Biology u3

Kingdom Animalia

TermDefinition
homeotherms organisms that maintain a constant body temperature
Class Aves vertebrate class containing birds
Class Chondrichthyes vertebrate class containing sharks
Class Osteichthyes vertebrate class containing bony fish
Class Agnatha vertebrate class containing lamprey
Class Amphibia vertebrate class containing amphibians
Class Reptilia vertebrate class containing reptiles
notochord-flexible rod for support hollow nerve cord pharynx w/ pouches tail extending beyond anus features of the chordates
mammary glands, hair or fur distinguishing feature of ALL mammals
coelom space between the digestive tract and the body wall
backbone what vertebrates have that invertebrates do not
polyp and medusa 2 stages in the life cycle of cnidarians
both asexually-budding or fission (polyps) and sexually-release sperm and egg into water (medusa Do cnidarians produce sexually or asexually?
plankton organisms that drift with tides and currents
phytoplankton small, aquatic, free flowing organisms; produce food on their own
3 pairs of legs 1 antennae pairs of legs and antennae that insects have
4 pairs of legs, 0 antennae pairs of legs and antennae that arachnids have
head, thorax, abdomen 3 segments of the arthropod body
Phylum Mollusca aquatic organisms that have a soft body enclosed by a hard shell
clams, oysters, snails, octopus examples of phylum Mollusca
homeotherms high metabolic rate
poikilotherms low metabolic rate
homeotherms are birds and mammals homeotherms or poikilotherms?
poikilotherms body temp varies with environment; cold blooded animals
freshwater or moist and humid habitat that amphibians reproduce in
chilopods terrestrial predators, centipedes, 1 antennae 1 pair of legs per segment
diplopods terrestrial detrivores; millipedes, 1 antennae 2 pairs of legs per segment
Platyhelminthes phylum that flatworms are classified in
planarian example of free-living flatworm
nematodes unsegmented round worms
arthropoda largest group (phylum) of animals in terms of number of species
Phylum Echinodermata benthic animals with spiny skin
sea urchin, sand dollar, sea cucumber, brittle star, sea star examples of phylum echinodermata
flukes(trematodes) and tapeworms (cestodes) flatworms that are parasitic
exoskeleton external protective shell made of chitin
arthropods organisms that have an exoskeleton
reptiles, birds, mammals organisms that produce amniotic eggs
help vertebrates transfer from aquatic to terrestrial lifestyles significance of amniotic egg
Created by: auweb921
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