HIV is effectively transmitted by
a. food.
b. air.
c. water.
d. casual contact.
e. bodily fluids.
E
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The process of dissolving the envelope and capsid to release the viral nucleic acid is ________.
A. adsorption B. assembly C. penetration D. uncoating E. synthesis
Why do plasmids make such excellent cloning vectors?
a. They are small and circular. b. They each have hundreds of restriction endonuclease cut sites. c. They replicate independently of the chromosomal DNA. d. They have uracil instead of thymine.
Two areas of the brain are dedicated specifically to language. Indicate what aspects of language are regulated in each and how damage to each of these regions affects speech
What will be an ideal response?
A stalk of celery is placed in a solution of blue colored dye. After one hour, the leaves have blue fluid in their veins
Which property of water is being demonstrated? a. surface tension b. high specific heat c. adhesion and cohesion d. evaporation and cooling e. lower density as a solid than as a liquid