Select the four distinguishing features that all chordates have at some time during their lives.Multiple select question.heart and lungsnotochordpostanal tailpharyngeal pouches or slitsvertebral column of cartilage or bonedorsal, hollow nerve cordcranium

At some point in their life cycle, all chordates have a postanal tail, ______, hollow nerve cord, and ______.Multiple choice question.pharyngeal slits or pouches; endoskeleton made of bone or cartilagelungs; notochordnotochord; pharyngeal slits or pouchesendoskeleton made of bone or cartilage; lungs

Select all the features present in tunicates and lancelets at some point in their life.Multiple select question.dorsal nerve cordnotochordpharyngeal slitscraniumvertebral column

Which of the following is a characteristic of all chordates?Group of answer choicesThey all have vertebral columns.They all exhibit radial symmetry.They all have a notochord sometime during the life cycle.They all have an exoskeleton sometime during the life cycle.They all have a pseudocoelom.

What is a single, hollow structure that runs just beneath the dorsal surface of chordates, and which differentiates into the brain and spinal cord in vertebrates?Multiple choice question.notochordnerve cordvertebral columnpharyngeal pouches

What do the hearts of vertebrate chordates have that the hearts of invertebrate chordates do not have?Multiple choice question.Contractile abilityMuscleChambers