biology module 13 review

animals without a backbone

• bivalve

• univalve

• invertebrate

• vertebrate

animals with a backbone

• bivalve

• univalve

• invertebrate

• vertebrate

stinging capsules that cnidarians inject into their prey or predators

• nematocysts

• collar cells

• mesoglea

• mesenchyme

head end of a bilateral animal

• dorsal

• ventral

• anterior

• posterior

tail end of a bilateral animal

• dorsal

• ventral

• anterior

• posterior

organism that has both male and female reproductive organisms

• ganglia

• hermaphrodite

• regeneration

• mesoglea

a covering under the mollusks shell that covers the organs and helps in respiration and waste disposal

• radula

• visceral hump

• mantle

• mesenchyme

sponges belong to which phylum

• porifera

• cnidarian

• annelida

• mollusca

• platyhelminthesis

snails belong to which phylum

• porifera

• cnidarian

• annelida

• mollusca

• platyhelminthesis

jellyfish belong to which phylum

• porifera

• cnidarian

• annelida

• mollusca

• platyhelminthesis