Which of these would be an example of a NON-scientific study?
A) A company uses different advertising methods for a product to determine which one produces the most sales.
B) NASA sends tadpoles up in the space shuttle to see how gravity affects their development.
C) A study determines differences in the species composition in two parks.
D) Consumers are asked which tomato variety produces the best-tasting spaghetti sauce.
E) People are immunized with different vaccines to determine their relative effectiveness against the flu virus.
D
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What is an acceptable probability of sampling error that may have skewed the results in most scientific studies?
a. 80% b. 50% c. 25% d. 10% e. 5%
__________ is produced by the anterior lobe of the pituitary
a. Oxytocin b. Melatonin c. Growth hormone d. ADH e. Epinephrine
Match each root adaptive type with the plant in which it is found.
A. Pneumatophores B. Buttress roots C. Prop roots
The study of enzymes also includes an examination of how the activity is regulated. Molecules that can act as competitive inhibitors for a specific reaction are often similar in shape and size to the enzyme's substrate
Which variable(s) used to describe enzyme activity will remain the same in the presence and absence of a competitive inhibitor? (a) Vmax (b) V (c) Vmax and Km (d) Km