Answer:
The phylum Hemichordata is the one that could form an evolutionary connection between the chordates and non-chordates.
Explanation:
To the phylum Hemichordata belongs a genus that scientists believe could explain how the chordates could evolve from the non-chordates. This genus is Balanoglossus, of the class Enteropneusta.
Balanoglossus is similar to a worm, whose habitat is the seabed, and like other hemicordates it has a stomach, a structure that forms part of its digestive system and fulfills the functions of a spine.
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Chordates and non-chordates brainly.com/question/1387264
B <span>What is the effect of crop selection for pest resistance on the distribution of leaf size in a population of plants?
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Answer:
Principalele vase care intră în atriul drept sunt vena cavă superioară și vena cavă inferioară. Acestea sunt principalele vase care returnează sângele din circulația sistemică înapoi în inimă.
Explanation:
