Provide a brief description/explanation about any of the 4 questions: n) Characteristics of Phylum Chordata. Closest inverebrate related...

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Biology

Provide a brief description/explanation about any of the4 questions:
n) Characteristics of Phylum Chordata. Closest inverebraterelated phyla.
o) Early chordate evolution in terms of Hox genes.
p) Evolution of land based tetrapods in terms of Gnasthostomesthat have limbs.
Q) Qstiechthyans and land based tetrapods.
R) Features making amphibians sensitive to environmentalchanges.
S) Amniotic eggs with non amniotic eggs; Adault amniote andaphibian venitlation.
T) Derived characteristics that separate reptiles from othertetrapods.
U) Derived characters of birds; factors related to theiremergence.
V) Derived characters of mammals; factors related to theiremergence.
W) Evolution of humans Sahelanthropus to Homo habilis; Notebasic mechanisms of evolution.
X) Evolution of humans from Homo habilis to Homo sapiens; Notebasic mechanics of evolution.

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Answer N chordata 1 has notochord which is a hollow dorsal nerve chord 2 has pharyngeal sits and endostyle 3has post anal tail The echinoderms are the closest related invertebrates phylum to the chordate See Answer

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