Systematists use synapomorphies to build phylogenetic trees
Indicate whether the statement is true or false
TRUE
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Biotech barnyard animals produce which of the
following human products? a. a protein that treats cystic fibrosis b. a protein that counters the effects of a heart attack c. interleukin-2 that triggers divisions of certain human immune cells d. a protein that treats blood-clotting disorders e. all of these
How does an RFLP help identify sickle-cell anemia?
What will be an ideal response?
During treatment of water to make it potable, about 90% of the microbes are removed
A. by preliminary fermentation. B. in the sedimentation step. C. by treatment with biosensors. D. by treatment with chlorine or ozone. E. in the filtration step.
What feature do the carbon and nitrogen cycles have in common?
A. A large atmospheric component B. Many microbes involved in cycling C. Mostly local cycling D. Often a limiting nutrient E. Involvement in global climate change