Arthropoda
what does arthropod mean
jointed foot
what does symbiosis mean
when 2 or more organisms have a relationship with one another
vertabrates and invertabrates
invertabrates
what type of bodies do arthropods have
segmented bodies-they contain different parts
what is mutulism
2 or more organisms species both benefit
do they contain organs or tissues
tissues
are arthropods vertebrates or invertabrates
invertabrates
you get a free
YAY
what normal body part do they not have
the head
what is their exoskeleton called
carapase
commensalism
1 organ is benefited when the other isn't helped or harmed
how many cell layers do they have
2 most complex animals have 3
what are the main characteristics of a Chelicerate
Chele = claw mouth
This is used for tearing and grinding
Ceras = horn
This is referring to the chelicerae
They have 2 parts to their bodies
Cephalothorax - Head and Thorax combined
Abdomen
They do not have antennae
what is parasitism
1 organism benefits while harming the other
what does nymatisits mean
stinging cells