-Not completely understood, share echinoderm and chordate characteristics
-Chordates/them have pharnygeal slits
-Ambulacraria hypothesis unites echinoderms and hemichordates on the basis of a shared diffuse epidermal nervous system
-Shared tripartite coelom in hemichordates/echinoderms
-Buccal diverticulum now believed to be a synapomorphy of hemichordates only
-Early embryogenesis of hemichordates similar to echinoderms
-Tornaria larva almost identical to bipinnaria larva, suggesting that hemichordates/echinoderms are sister groups
<span>-Sequence analysis of the gene encoding the small subunit of rRNA supports a deuterostome clade</span>
Answer:
I predict that food chains will become weaker due to an absence of an animal
Explanation:
I predict this because, if we were to lose an animal species completely, it would have an impact on the predator/prey situation of a completely different animal.
B ~ You cannot tell if someone was touching your hand
Hope this helps! ^^
Answer: A.It reflects all the colors of light but absorbs the green.
Explanation: