TLS Online TPP Program
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TLS Online TPP Program
#Question id: 8925
#Unit 9. Diversity of Life Forms
What is the probable sequence in which the following clades of animals originated, from earliest to most recent?
1. tetrapods
2. vertebrates
3. deuterostomes
4. amniotes
5. bilaterians
TLS Online TPP Program
#Question id: 8927
#Unit 9. Diversity of Life Forms
Arthropods invaded land about 100 million years before vertebrates did so. This most clearly implies that
TLS Online TPP Program
#Question id: 8928
#Unit 9. Diversity of Life Forms
An adult animal that possesses bilateral symmetry is most certainly also
TLS Online TPP Program
#Question id: 8930
#Unit 9. Diversity of Life Forms
Soon after the coelom begins to form, a researcher injects a dye into the coelom of a deuterostome embryo. Initially, the dye should be able to flow directly into the
TLS Online TPP Program
#Question id: 8932
#Unit 9. Diversity of Life Forms
What is the correct sequence of the following four events during an animalʹs development?
1. gastrulation
2. metamorphosis
3. fertilization
4. cleavage
TLS Online TPP Program
#Question id: 8933
#Unit 9. Diversity of Life Forms
At which developmental stage should one be able to first distinguish a diploblastic embryo from a triploblastic embryo?