Boa constrictors have tiny pelvic girdles and leg bones inside their bodies. Because these structures are nonfunctional "evolutionary baggage," they are called
A) homologous.
B) maladaptive.
C) convergent.
D) vestigial.
E) analogous.
D
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Primaquine and chloroquine are drugs used in the treatment of ________ infections.
A. gram-negative bacterial B. gram-positive bacterial C. viral D. protozoan E. fungal
Pepsinogen is made by ______ cells of the ________.
A. langerhans; pancreas B. bile; liver C. parietal; stomach D. cheif; stomach E. mucus; large intestine
All of the following pertain to 146C except it
A. has 6 protons. B. has 6 electrons. C. has a mass number of 14. D. is an isotope of carbon. E. has 14 neutrons.
All of the following will cause an identification challenge except for what?
A. Imperfect multicollinearity B. The treatment variable is correlated with the error term. C. Perfect multicollinearity D. A control variable is correlated with the error term.