Fever is beneficial during viral infection because the higher temperature
A) inactivates interferons.
B) increases vasodilation, contributing to inflammation.
C) increases sweating and consequently the barrier effect.
D) prevents viral infection of fibroblasts.
E) increases the effectiveness of interferons and phagocytes.
E
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Which of the following is an example of diffusion?
A. movement of individual oxygen molecules from the air to the bloodstream B. movement of large numbers of air molecules into and out of the lungs C. transport of oxygen throughout the body via the circulatory system D. binding of oxygen to hemoglobin within the red blood cells E. movement of oxygen molecules from the lungs to the bloodstream AND movement of large numbers of air molecules into and out of the lungs
When an animal cell is placed in a hypotonic solution it will
1.shrivel. 2.swell. 3.lose its proteins. 4.stay the same. 5.add lipids to its plasma membrane.
Evolutionary shifts in the relative rates and timing of developmental events are known as ________
Fill in the blank(s) with correct word
Which method of reproduction is used by members of phylum Echinodermata?
A. fragmentation B. budding C. sexual D. asexual E. Both sexual and asexual