Answer:
[4]
1. Nasopharynx
2. Trachea
3. Lung
4. Diaphragm
Explanation:
Sorry don't know anything about plants.
It's important because we need the scientists to discover where it is. the lokiarchaeota is a main cause for infections, and diseases, and if we identify it, and study it, we may know how to cure certain diseases, and how to prevent them.
A nervous system because worms don't have nerves
Answer:
Echinoderms evolved from animals with bilateral symmetry. Although adult echinoderms possess pentaradial, or five-sided, symmetry, echinoderm larvae are ciliated, free-swimming organisms that organize in bilateral symmetry which makes them look like embryonic chordates.
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Explanation:
