If orange juice has a pH of 4, then it can be described as
A. having a H+ concentration of 4.
B. an acidic solution.
C. an alkaline solution.
D. an acidic solution with a H+ concentration of 4.
E. None of these choices are correct.
B. an acidic solution.
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The life history of an organism takes into account:
A. whether the organism is an r-strategist or K-strategist. B. what type of survivorship curve the organism demonstrates. C. the resource trade-offs that the organism makes during its lifetime. D. the age structure of the organism's local population. E. the evolutionary history (i.e., ancestors) of the organism.
Many archaeal genomes include chromosomes and plasmids.
Answer the following statement true (T) or false (F)
Which one of the following is NOT transmitted by Aedes mosquitoes?
a) Malaria b) Yellow fever virus c) Dengue fever virus d) Chikungunya virus
What type of microscopy allowed scientists to visualize the cytoskeleton in living cells?
A) transmission electron microscopy B) scanning electron microscopy C) fluorescence microscopy D) light microscopy