BIOLOGY CONNECT ACCESS CARD
12th Edition
ISBN: 9781264037452
Author: Raven
Publisher: MCG
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Chapter 26, Problem 6U
Summary Introduction
Introduction: HIV refers to the human immunodeficiency virus that causesacquired immunodeficiency syndrome(AIDS) in humans. This virus attacks the immune system of the body and interferes with the body’s ability to fight against infections.
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What is the significance of negative strand synthesis of positive a ssRNA virus?
a. Loss of Function
b. Transcription of negative and positive strands
c. Ensures that mutations are less likely to occur to the genetic material
d. Acts as complementary template for the positive strand
People with the CCR5Δ32 mutation of a T-cell surface protein can be exposed to some strains of HIV-1 without becoming sick. What step of the virus life cycle is likely to be inhibited with this mutation? a. Release b. Reverse transcription c. Uncoating d. Attachment
How does a retrovirus prepare its genetic material for incorporation into the host cell genome?
a.
Host enzymes incorporate viral RNA directly into the genome.
b.
Host enzymes covert viral RNA to double-stranded viral DNA.
c.
Viral reverse transcriptase uses viral RNA to make double-stranded viral RNA.
d.
Viral reverse transcriptase uses viral RNA to make double-stranded viral DNA.
e.
Viral reverse transcriptase uses viral single-stranded DNA to make double-stranded viral DNA.
Chapter 26 Solutions
BIOLOGY CONNECT ACCESS CARD
Ch. 26.1 - Prob. 1LOCh. 26.1 - Prob. 2LOCh. 26.2 - Prob. 1LOCh. 26.2 - Prob. 2LOCh. 26.3 - Prob. 1LOCh. 26.3 - Describe how viruses can contribute DNA to their...Ch. 26.4 - Describe the differences between acute and...Ch. 26.4 - Prob. 2LOCh. 26.4 - Prob. 3LOCh. 26.5 - Prob. 1LO
Ch. 26 - Prob. 1UCh. 26 - Prob. 2UCh. 26 - Prob. 3UCh. 26 - Prob. 4UCh. 26 - Why is a drug that blocks HIV binding to one of...Ch. 26 - Prob. 6UCh. 26 - Prob. 7UCh. 26 - Prob. 1ACh. 26 - Prob. 2ACh. 26 - Prob. 3ACh. 26 - Prob. 4ACh. 26 - Prob. 5ACh. 26 - Prob. 6ACh. 26 - Prob. 7ACh. 26 - E. coli lysogens derived from infection by phage ...Ch. 26 - Prob. 2SCh. 26 - Prob. 3SCh. 26 - Prob. 4SCh. 26 - Prob. 5S
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