Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question
Transcribed Image Text:5. Is the presence of
notochord
considered
as
plesiomorphic
character
chordates (Yes or
No)?
6. Is the group of
protochordates
considered
of
monophyletic
(Yes or No)?
Explain briefly.
7. Which is the sister
of
group
vertebrates?
Transcribed Image Text:PHYLOGENETIC
ANALYSIS:
Refer to
the
Pratachardaten
phylogenetic
tree. Write your
answers for the
following,
phrase
sentence form.
1. Are
deuterostomes
in
or in
related
to
protostome (Yes
or No)? Explain
briefly
2. What
Syorlesiamecebic
character
Protostomes
Deuterostomes
is
the
CHORDATES
Tripartite coelom,
larva
Chordate ancestor
(Notochord, post-anal tail,
dorsal hollow nerve cord)
of
deuterostomes?
3. What is the
Deuterostome ancestor
(Gill slits)
of
echinoderms and
character
Bilateral ancestor
(Dorsoventral axis, mesoderm, through gut,
cephalization, hox domains in trunk,
tinman heart, pax6/emw/otx domains in head)
hemichordates?
4. Is the group of
chordates
considered
monophyletic
(Yes
or No)?
Explain briefly.
eozoskpog-
FLophotrochozoa
Echinoderms
Hemichordates
Urochordates
Cephalochordates
Vertebrates
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