1. All of the following are snared characteristics of chordates EXCEPT

Select one

a. Pharyngeal gill slits

b. Post-anal tail

c. Notochord.

d. Dorsal, holiow nerve cord

e. Four-chamdered heart.

2. Spemann and Mangold determined that this area of a developing embryo was toe primary inducer during embryonic development.

Select one:

a. Archenteron

b. Neural tube

C. Dorsal lip of the blastopece

d. Animal pole

3. Select the BEST description of a chordate?

Select One:

a. An organism that has a spout cord at some point In as embryological development.

b. An organism that has a spinal cord throughout its embryological development.

c. An organism that has a notochord at some pant in its embryological development.

d. An organism that has a notochord throughout its embryological development.