Which of the following statements about human immunodeficiency virus (HIV) are correct? (Select all that apply.)
a. HIV has a DNA genome.
b. HIV must synthesize reverse transcriptase immediately after infecting a cell.
c. HIV infects cells expressing CD4.
d. HIV requires the CXCR4 co-receptor for internalization by T cells.
e. NF?B is a transcription factor that facilitates the transcription of proviral RNA.
c, d, e
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Identify the combining form pericardi/o with its closest definition.
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