Identify the four morphological traits unique to the chordates.

​The animal mating system in which females have multiple mates is referred to as ____.

A) ​sexual dimorphism
B) ​polygynous
C) ​polyandrous
D) ​polyamorous
E) ​monogamous

A grouping of three nucleotides codes for one amino acid.

Which of the following is associated with the tongue?

A) Uvula
B) Constrictor muscles
C) Papillae and taste buds
D) Periodontal ligament
E) Fauces