Select all of the following that are characteristics of chordates.
_____ notochord.
_____ protostome development.
_____ dorsal hollow nerve cord.
_____ post anal tail.
_____ pharyngeal slits.
__X__ notochord.
_____ protostome development.
__X__ dorsal hollow nerve cord.
__X__ post anal tail.
__X__ pharyngeal slits.
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Tiny fat bubbles used to deliver genes are
A) phospholipids. B) cholesterols. C) liposomes. D) plasmids.
Antennapedia and bithorax belong to the class of mutants referred to as atavistic mutants
Indicate whether the statement is true or false
Which one of the following statements about the phylum Brachiopoda is false?
A. As in bivalves, the valves in brachiopods are lateral (left and right) to the body axis. B. The lophophore resides within the brachiopod's shells. C. Brachiopods were much more diverse in the past. D. Most brachiopods are sessile (attached). E. Brachiopods are often misidentified as bivalves.
Flavoenzymes oxidize an electron donor then direct the two electrons to two different recipients having different reduction potentials.
Answer the following statement true (T) or false (F)