Review the data table comparing the five phyla. Scientists sometimes draw a cladogram grouping the echinodermata
and hemichordate as sister groups. Elaborate on why this is appropriate
A
Both are deuterosomes.
B)
The larval forms of both phyla are identical in structure.
The hemichordata do not possess the four characteristics of chordata.
D
The echinodermata and hemichordate share more characteristics than any
other two phyla in the chart.
Answers: 2
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