science cards 2

are animals that do not have a backbone

are simplest mulicellular animals on earth

the quality of being attached to one spot not free of moving

a free living early form of a developing organisms that is very different from its adults form.

an invertabrate animal as a jellyfish that has a body a radial symmetry tentacles with stinging cells and a central internal cavity

a long slender flexible extension of body of certain animals such as a jellyfish tentacle are used to touch move or hold

able to move from place to place

an invertabrate animal with a soft body a muscular foot and a mantle many mullusks have a hard outer shell

a respiratory organ that filters oxygen dissolved in water

a respiratory organ that absorbs oxygen from the air

an invertabrate sea animal with a spiny skin skeleton vascular system and tube feet

an invertabrate animal with an exoskeleton segemented body and joined legs

the strong flexible outer covering of some invertabrate animals such as invertabrate

the process of an arthropod shedding its exoskeleton to allow for growth

an arthropod with 3 body segments 6 legs 2 antenas and a compound if eyes

he transformation of an animal from its larval form into adult form