Are viruses living or nonliving? Explain.
What will be an ideal response?
Viruses border between the living and nonliving. They cannot reproduce or metabolize on their own, two traits that normally characterize living things. Viruses are more accurately described as parasitic chemicals that invade the host's genetic machinery to make more copies of themselves.
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In what stage of a pregnancy are drugs used to
induce an abortion?
a. the first nine weeks b. the first twelve weeks c. the first 24 weeks d. up until the 30th week e. throughout the entire pregnancy
You sprain your ankle at a roller derby practice. How would you treat your injury?
A) First use ice to reduce swelling, and then use heat much later to aid healing. B) First use heat to aid healing, and use ice later to reduce swelling. C) Use ice only because it will reduce swelling and increase blood flow to aid healing. D) Just leave it alone. Ice and heat both make the injury worse.
Once an unknown bacterium has been isolated in pure culture, what is the first step in the identification process?
What will be an ideal response?
IgE is the antibody involved in ____________ hypersensitivity
A. Immune Complex B. Cellular C. Type IV D. Type I E. Type II