Biology: Organismal (Laboratory Quiz 9)
Terms in this set (38)
Heteratrophic, locomotion, multicellular, life cycle where adults are diploid and undergo sexual reproduction
What's characteristics do all animals have in common?
animals without a backbone (insects, spiders)
Of some 30 phyla representing 95% to 90% of the planets animals species
Which animal phyla are considered invertebrates?
A true body cavity that certain membranes will keep the organs form wiggling around
Toward the front
Toward the back or spine
Back of the body
Animals with backbones (fish, reptiles, birds)
pore bearers; sponges
flat worms, nature's biggest free loaders (tapeworm)
aka the roundworms; very long and narrow; body symmetry: bilateral; eg. ascaris
soft bodied animals
clams, octopus, snails, squid
Cephalopods, Gastropods, bivalves
Three well known classes of molluscs
A mollusk with a large brain, internal, external, or no shell. Squid and octopi are in this group.
A mollusk with a single shell or no shell.
have a hinged, two-part shell and include clams, oysters, and scallops.
Arthropods, inhibiting air, land, and water (insects)
What is an exoskeleton made out of
sea stars, sea urchins, tentacle-like structures, tube feet
No body cavity
Fluid-filled cavity containing organs
True body cavity; keeps organs from wiggling around
a condition in which two equal halves of a body mirror each other
body plan in which body parts repeat around the center of the body
Hydrostatic skeleton, endoskeleton, exoskeleton
Three types of skeletal systems
a fluid-filled internal cavity surrounded by muscle tissue
internal skeleton or supporting framework in an animal
hard protective structure developed outside the body, as the shell of a lobster
digestive chamber with a single opening, in which cnidarians, flatworms, and echinoderms digest food
Internal fertilization; the act of sexual procreation between a man and a woman
Phylum Cnidaria, class hydrozoa
Regenerate a completely new individual form of a bud
at pleasure, at will