(sponges) lack true tissues
(Jellyfish, corals, and hydra) Radial Symmetry, one hole body plan, and tentacles with stinging cells
(clams, squids, oysters) 3 major classes: 1. Gastropod (spiral shell),
2. Bivavia (protected by shells divided in 2 halves)
3. Cephalopos (large brains and tentacles)
2 hole body plan
(spiders, ticks, insects, crabs, lobbsters)
Jointed appendages and two hole body plan.
Includes: Arachnids, Crustaceans, Millipedes, and insecta
(stars fish, and sea cucumbers) Named for spiny surfaces. Unique to these is a cascular system that facilitates gas exchange and waste disposal.
4 characteristics: 1. Dorsal, 2. Notochord, Pharyngal slits, and post anal tail.
Fish group that has complete skeleton made of cartilage, ex. sharks, skates and rays
Fish group that have a bony operculum that covers the gills. Ex. Trout and salmon
Terrestial Vertebrates that means "4 legs"
1st vertebrates to colonize land, descended from the bone-finned fishes that had lungs and fins with muscles. They exhibit both aquatic and land adaptations
Adaptations for land that include scales, lungs, amniotic egg.
include lemurs, lorises, and pottos
include monkeys, apes and humans. Apes are closes relatives to humans.
Round or spherical bacteria shape
Rod bacteria shape
"S" or spiral shape bacteria
2 main Evolutions of eukaryotic cells
Infolding of the plasma membrane, and endo symbiosis
Protista, plants, fungi, and animalia are kingdoms in this domain
Algae are found in Domain Eukarya and kingdom _____
Protist are thought to be the ancestors of land plants
plant group that provides most food for humans
body cavity that is between the endoderm and mess derm
body cavity occurs within the mesoderm tissue
egg laying mammals
LImber shoulder joints, eyes on front of faces, Hand eye coordination, and extensive prenatal care.
Conifers, 1st seed plants and seeds are inclosed in a fruit.