The result of the process shown in green in the lower half of the figure is _____
1.a positively charged ion
2.a covalent molecule
3.a negatively charged ion
4.a negatively charged molecule
1
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During the mid 1930s, G. F. Gause studied competition among three species of Paramecium. Through his experiments he formulated a principle of
A. niche overlap. B. exploitative competition. C. competitive exclusion. D. interspecific competition. E. metapopulation fluctuation.
A very-low-calorie diet (VLCD), also known as protein-sparing modified fast (PSMF), allows a person ______________ kcal per day, often in liquid form.
Fill in the blank(s) with the appropriate word(s).
A contributing factor to cutaneous candidiasis might be
A) a shift in normal microbiota. B) a shift in normal microbiota and hyperactive immune function. C) dry, exposed skin. D) dry, exposed skin and hyperactive immune function. E) hyperactive immune function.
How did some strains of Staphylococcus aureus become resistant to antibiotic drugs?
a. Patients did not take the drug as it was prescribed. b. Bacteria mutated in response to the drug. c. None of the listed responses are correct. d. Some members of the bacteria population must have had genes that made them resistant to antibiotics, and these genes became more prevalent in subsequent generations. e. The drug did not work in the way that the developers intended.