What cytokine is secreted by virally infected cells to induce a virus-resistant state in nearby cells?
A) interleukin-4
B) interleukin-10
C) interleukin-5
D) interferon-alpha
E) interferon-beta
Ans: E) interferon-beta
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________ consume organic molecules to live.
A. Autotrophs B. Plants C. Heterotrophs D. Hemitrophs E. Photoautotrophs
The term sapiens in Homo sapiens represents the ____
a. class b. order c. family d. genus e. species
Identify the labeled structures in the diagram of nephron anatomy.
a: ________b: ________c: ________d: ________e: ________f: ________g: ________h: ________i: ________j: ________k: ________l: ________
What will be an ideal response?
When sodium chloride dissolves in water, the sodium and chloride ions are pulled into solution by:
A) the attraction of the sodium ions to the positively charged oxygen, and the attraction of the chloride ions to the two negatively charged hydrogens of the water molecules. B) covalent bonds that form between the ions and the water molecules. C) ionic bonds that form between the ions and the water molecules. D) the attraction of the sodium ions to the negatively charged oxygen, and the attraction of the chloride ions to the two positively charged hydrogens of the water molecules.