HUMAN BIOLOGY:CONC.+CURRENT..(LOOSE)
7th Edition
ISBN: 9780321862525
Author: Johnson
Publisher: PEARSON
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Chapter 9, Problem 15TY
Which of the following statements about HIV is true?
a. Latex condoms are 100% effective in blocking transmission of HIV
b. Most individuals who progress to Phase II of HIV infection remain in Phase II and never progress to Phase III (AIDS).
c. HIV specifically impairs the cell-mediated immune response.
d. Anti-HIV medications such as AZT and maraviroc can cure HIV infection.
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Which of the following cells are primarily targeted by HIV?a. Nerve cells.b. Helper T celIs.c. Phagocytes.d. Cytotoxic T cells.
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B.Both undergo reverse transcription
C.Both integrate into the genome
D.Both can cause cancer
Consider the events that occur in HIV infection.
I. HIV undergoes molecular self assembly.II. The protein gp120 binds to CD4.III. The HIV genome is incorporated into the host cell genome.IV. Reverse transcriptase is activated.V. The lipid envelope of HIV fuses with the T cell membrane.
What is the correct sequence of the numbered events?
I > III > V > IV > II
IV > II > I > V > III
II > V > IV > III > I
III > I > II > IV > V
Chapter 9 Solutions
HUMAN BIOLOGY:CONC.+CURRENT..(LOOSE)
Ch. 9 - Prob. 1QCCh. 9 - Prob. 2QCCh. 9 - Define the term pathogen and give some examples.Ch. 9 - Prob. 2CRCh. 9 - Prob. 3CRCh. 9 - Prob. 4CRCh. 9 - Prob. 5CRCh. 9 - Describe in general terms the distinction between...Ch. 9 - Describe the concept of an antigen and how it...Ch. 9 - Prob. 8CR
Ch. 9 - Prob. 9CRCh. 9 - Prob. 10CRCh. 9 - Prob. 1TYCh. 9 - Prob. 2TYCh. 9 - Prob. 3TYCh. 9 - Prob. 4TYCh. 9 - Prob. 5TYCh. 9 -
6. Which of the following is a benefit of...Ch. 9 - Prob. 7TYCh. 9 -
8. The following are steps in phagocytosis: (1)...Ch. 9 - Prob. 9TYCh. 9 - Prob. 10TYCh. 9 - Prob. 11TYCh. 9 - Prob. 12TYCh. 9 - Which of the following increases the likelihood of...Ch. 9 - Which of the following does not belong with the...Ch. 9 - Which of the following statements about HIV is...Ch. 9 - Prob. 1AWKCh. 9 - Prob. 2AWKCh. 9 -
3. Everyone knows that bacteria can cause...Ch. 9 - Prob. 4AWKCh. 9 - Prob. 5AWKCh. 9 - Why is it that most people get the chicken pox...Ch. 9 - The immune system is supposed to defend us from...
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