Anew species of aquatic chordate is discovered that closely resembles an ancient form. it has the following characteristics: external armor of bony plates, no paired lateral fins, and a suspension-feeding mode of nutrition. in addition to these, it will probably have which of the following characteristics?
a) legs
b) no jaws
c) an amniotic egg
d) endothermy

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

explanation:

1) a

2)c

3)a

4)c

5)b

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