Term | Definition |
asexual reproduction | Offspring only come from one parent. Genes from one parent only. |
cell | Biological unit of all known living organisms. Can replicate on their own. |
cephalization | The head of an organism (brain). Control center. |
closed circulatory system | A system where blood is closed in vessels. Blood is pumped though the vessels by the heart. |
coelom, colonial | An organism with a fluid filled body. |
fluid feeding | Eat/feed on the fluid of other organisms. Example: Sucking Blood |
endoskeleton | An internal skeleton. |
excretion | Waste products are removed (pooping) |
exoskeleton | An external skeleton |
filter feeding | Filter water and eat/strain out food particles in the fluid. |
free-living | Organisms that live independently. |
internal transport | The transport of molecules through an organisms bloodstream. |
invertebrates | An organism without a backbone. |
life functions | Organs and systems that carry out activities need to for life. |
medusa | A types of cnidarian were the body is shaped like an umbrella (Medusa's Hair). The other main body form is the polyp. |
motility | The contraction of muscles that allow an organism to poop. |
multicellular | Having or consisting of many cells. |
niche | A place were an organism lives. |
open circulatory system | Blood is directly in contact with organs (bathes them) . |
organ | Help an organism carry out a certain function that helps run the animal. |
organ system | A group of organs that work together to carry out a job or a few jobs. |
parasite/parasitic | An organisms that lives off another organism. |
polyp | Weird animals tat are round and have tentacles and look like sea anemone. |
reproduction | The making of offspring |
respiration | Breathing |
sessile | An organism attached by its base (Barnacle) |
sexual reproduction | Reproduction where gametes fuse together (egg and sperm) |
symmetry | Being the same on both sides. |
tissue | Similar cells from the same origin that together carry out a specific job. |
vertebral column | Spinal Column. |