Which of the following defines Hardy-Weinberg equilibrium?
A. generation-to-generation change in a population's frequencies of alleles
B. the smallest scale of evolution
C. a nonevolving population in genetic equilibrium
D. 2pq
C. a nonevolving population in genetic equilibrium
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Jean Baptiste Lamarck developed a hypothesis that has been referred to as "inheritance of acquired characteristics." In it he proposed that
a. giraffes were created with long necks. b. giraffes with slightly longer necks would be better able to reproduce. c. changes in structure size in an individual can be inherited. d. all members of a species must change identically. e. giraffes developed longer necks to compensate for shorter legs.
Birds and crocodiles share which of the following
characteristics? a. ectothermy (body temperature regulated by environment) b. body hair c. four-chambered heart d. lung design e. light-weight bones
Hypomania is (A)_______ that is accompanied by (B)_________.
a. (A) type I bipolar disorder (B) depression b. (A) type II bipolar disorder (B) depression c. (A) major depression (B) hallucination d. (A) schizophrenia (B) hallucination
Dermatophytosis refers to fungal disease
A. that resists antibiotic treatment B. that spreads to the internal organs C. that releases enterotoxins D. of the hair, skin, and nails E. that accompanies predisposing factors