Your statement, "If taken at the beginning of a cold, Echinacea will reduce cold symptoms," is called a(n) ________
A) observation
B) hypothesis
C) conclusion
D) theory
B
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One strategy to overcome antibiotic resistance is to use the same antibiotics in animal husbandry as those that are prescribed for humans, since the potential for resistant bacteria to evolve would be limited to only a small number of drug classes.
Answer the following statement true (T) or false (F)
Macroplankton are organisms visible to the naked eye and generally exceed ____ in size
a. 5 mm b. 1 mm c. 5 mm d. 10 mm e. 10 cm.
Which of the following was found to be the
main ozone destroying gas?
a. chlorofluorocarbons b. carbon dioxide c. methylmercury d. methane e. nitrogen
Continuously varying traits include the following characteristics
A) a 9:3:3:1 ratio
B) sex-linked genes only
C) 3:1 and 1:1 ratios
D) autosomal genes only
E) quantification by measuring, weighing, counting, etc.