Invertebrate Anatomy

Which phylum is characterized by a bilaterally symmetrical body, a simple body cavity, and a digestive system tube running through the length of the body?

Which phylum is characterized by a true coelom that increases complexity and specialization of internal organs?

Which phylum is characterized by segmented worms, with segments that increase mobility and redundancy in body sections?

Which group of vertebrates has a bony and cartilaginous skeleton, jaws, paired appendages (fins), and scales?

Which group of vertebrates has legs (tetrapods), moist skin, lungs and diffusion through skin for gas exchange, and undergoes metamorphosis from tadpole to adult?

Which group of vertebrates has dry skin, scales, armor, lungs for gas exchange, and undergoes internal fertilization and external development in an amniotic egg?