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The purpose of phylogenetic trees is to _________ .

In the context of the Hardy-Weinberg principle, the term ‘allele frequency’ refers to the ______ .

In hierarchical classification, which taxonomic rank is the broadest?

Domain _________ includes organisms that are primarily multicellular and have membrane-enclosed cellular organelles?

Which of the following structures crosses the masseter, pierces the buccinator muscle, opens into the vestibule of the oral cavity opposite the second upper molar tooth?   

Following an appendectomy, a 45-year-old female complains of abdominal pain.  An exploratory laparotomy (large incision through abdominal wall) reveals large amounts of blood in the peritoneal cavity due to injury to a vessel that supplies the appendix that occurred during the appendectomy.  Which of the following vessels must be ligated (cut off) to stop the bleeding?  

Which statement regarding the hyoid bone is CORRECT?  

A 16-year-old boy is admitted to the hospital with fever, confused mental state, and drowsiness.  During physical examination, it is noted that the boy suffers from severe acne.  A CT scan reveals a cavernous sinus thrombosis (blood clot) and infection.  Which of the following veins would have been the probable route of ENTRY into the cavernous sinus and likely be responsible for the infection and thrombosis? 

A 50-year-old female complained of pain over her chin and lower lip.  A few days later, small vesicles appeared over the same area and soon began erupting.  She is diagnosed with a dermatomal herpes zoster inflammation (shingles) of the third division of the trigeminal nerve (V3).  Which of the following branches was most likely responsible for the transmission of the virus to the dermatomal region of the chin and lower lip?  

A 36-year-old male was brought to the ER with a bullet wound to the abdomen.  The bullet penetrated the anterior abdominal wall in the epigastric region.  If the bullet passed through the midline, directly posterior, which of the following structures was most likely to have been struck first by the bullet?