Which of the following types of animal virus requires RNA-dependent RNA transcriptase to be replicated?
A) +ssRNA viruses
B) ssDNA viruses
C) -ssRNA viruses
D) retroviruses
E) dsDNA viruses
C
Bloom's Taxonomy: Comprehension
Section: Viral Replication
Learning Outcome: 13.11
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Why do flatworms move away from light sources?
A. to avoid skin cancer B. to avoid the mutagenic effects of direct sunlight C. to hide from predators D. their prey are always found in dark environments
While they are simple relative to cells, viruses often have a very diverse collection of components. Which one of the following choices is LEAST likely to be found as part of a virus?
A. proteins with functional binding sites B. membrane components C. single-stranded DNA D. ribosomes E. glycoproteins Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about virus structure? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Where in Figure 9-3 is NADPH formed?
a. F
b. 4
c. 3
d. 2
e. B
What is the effect of surrounding a gene with insulators?
What will be an ideal response?