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Definition
-Kingdom
-Phylum
-Class
-Order
-Family
-Genus
-Species |
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Definition
| The scientific name assigned to an organism consisting of the genus and species |
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| A scientist that began to organize animals into kingdoms, began with the Plantae and Animalia Kingdoms, and he found out that the organisms within these Kingdoms were able to be seen with the naked eye |
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| developed from a single common ancestral form |
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| developed from multiple ancestral forms |
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Definition
| the mesoderm creates no body cavity, the body is a solid double-walled mass surrounding the digestive cavity |
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Definition
| "false body cavity," a body cavity of some primitive invertebrates, analagous to a coelom, but lacking mesodermal cells |
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Definition
| "true body cavity," a fluid-filled within the digestive system is suspended, the cavity is completely lined by a thin sheet of mesodermal cells (peritoneum) |
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| the mouth is formed before the anus |
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Definition
| the anus is formed before the mouth |
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Definition
| gives rise to the outer layer |
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Definition
| gives rise to the tissue that lines the gut |
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Definition
| layer between ecto and endoderm layers that give rise to the muscles, skeleton, etc. |
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| a symmetry that has a central point and is round |
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| organisms that have 3 germ layers or tissue layers |
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| organisms that have 2 germ layers or tissue layers |
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Definition
| a part of an organismthat is normally named after a major organ in that area |
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Definition
| region at or near the head |
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Definition
| region at or near the shoulder |
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Definition
| region at or near the pelvis |
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| region at or near the tail |
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Definition
| a level "cut" through an organism that seperated two parts |
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| plane running vertically through the midline of the body dividing it into equal right and left parts |
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| plane seperating the body into superior and inferior parts |
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Definition
| plane dividing into anterior and posterior parts |
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Definition
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Definition
| front surface of the body |
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Definition
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| away from the middle or midline of the body |
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Definition
| farther from the point of attachment of the body than another structure |
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| closer to the point of attachment to the body than another structure |
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| species sharing characteristics |
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| uniqueness to certain species |
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a graph of kingdom characteristics and species
-Archaebacteria
-Eubacteria
-Protista
-Plantae
-Fungi
-Animalia |
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Definition
| incurrent syphon of a sponge |
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Definition
| excurrent syphon of a sponge |
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Definition
| spikes that provide support to the sponge |
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Definition
| cells that distribute food and oxygen to the epidermis |
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Definition
| flagellated cells that line the spongocoel |
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| the open chamber within the sponge |
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Definition
| The organism is either male or female and needs a partner to reproduce |
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| Where the organism has both male and female parts and does not need an individual to reproduce |
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| The way a sponge feeds by filtering the water |
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| A capsule put off by a sponge that will grow into a new sponge |
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| The process of forming new individuals asexually in many different invertebrates |
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| Usually, the sexual stage in the life cycle of a cnidaria |
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| Alteration of Generations |
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| How the Cnidaria reproduces |
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| The cell that produces and discharges the stinging organelles (nematocysts) in members of the phylum Cnidaria |
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| The attached, usually asexual, stage of a cnidarian |
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| The development of a head with an accumulation of the nervous tissue into a brain |
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| The portion of the external ear not connected within the head |
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| eyes or eyespots in many invertebrates |
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| When a body part falls off of a polychaetes, a new body part regenerates |
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Definition
| Individual members of a colony of animals, such as colonial cnidarians and ectoprocts, produced by incomplete budding or fission |
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| The excretory organ of the embryo |
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| The passageway posterior to the mouth that is common to respiratory and digestive systems |
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| Specialized, hollow excrotory or osmoregulatory structure containing a tuft of cilia (the "flame") and located at the end of a minute tubule |
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Definition
| A group of nerve cell bodies outside the central nervous system |
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Definition
| Arches that surround the aorta |
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Definition
| The region of an annelid responsible for secreting mucus around two worms in copula and for secreting a cocoon to protect developmental stages |
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Definition
| Hairlike modifications of an anthropod's exoskeleton that may be set into a membranous socket. Displacement of a seta initiates a nerve impulse in an associated cell |
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| A lobe lying in front of the mouth, as found in the Annelida |
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| A circulatory system found in insects and some other invertebrates in which blood is not confined to vessels in part of its circuts |
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| Closed Circulatory System |
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| A circulatory system in an animal (vertebrates) in which blood is confined to vessels throughout its circut |
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| The rasping, tonguelike structure of most molluscs that is used for scraping food. |
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| The body region of a mollusc that contains the head and is responsible for locomotion as well as retracting the visceral mass into the shell |
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| The region of a mollusc's body that contains visceral organs |
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| These help with touch, taste, and balance |
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| Gamate-producing glands, Ovary or organ |
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| The rounded prominence at the interior |
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Definition
| rings that are helpful for the growth of bivalves |
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Definition
| muscles inside the bivalve |
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Definition
| The long thin arms with suckers only at the end |
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Definition
| The main body part of a squid |
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Definition
| The outside of a skeleton |
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Definition
| organ division that can be more or less equivalent |
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| The process of a crab removing an old exoskeleton |
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| The cephalic (or head) region of a crustacean(s) |
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| Extends across the midregion and seperates the head and thoracic regions |
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Definition
| Beak-like end between the compound eye and antennule |
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Definition
| A structure that bares the anus of a crayfish |
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Definition
| Pointed appendages modified into a pair |
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Definition
| The four remaining segments of a crayfish contain a pair of these |
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Definition
| Can create water currents and function in reproduction |
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Definition
| The process of dissecting and/ or inspecting a body |
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Definition
There are craters formed by asteroids and the moon was formed after Mars apparently hit the Earth.
Rocks from this era have never been found |
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Definition
| The era during the time of the Precambrian Eon |
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Definition
| The ocean waters are starting to form. Bacteria life is coming. There were only islands for land |
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Definition
Many rocks started to cool down.
The atmosphere remains constant. |
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Definition
Volcanoes were erupting.
The inside of the Earth got cooler
Fish started to exist
There were insects (e.g. spiders)
Lasted for 325 million years
The 2 supercontinents were Gondwanaland and Laurasia |
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Definition
| There were supercontinents and the ice age was going on. |
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Dinosaurs were roaming and volcanoes were erupting
The supercontinents were breaking away. |
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Definition
This is the modern day Earth.
4 oceans and split continents |
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Definition
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Definition
| Water formed on the planet |
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Definition
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Definition
| Plants became terrestrial and moved onto land |
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| Dinosaurs appeared on the Earth |
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