Which of the following is the meaning of the chromosome theory of inheritance as expressed in the early twentieth century?
A) Individuals inherit particular chromosomes attached to genes.
B) Mendelian genes are at specific loci on the chromosome and, in turn, segregate during meiosis.
C) Homologous chromosomes give rise to some genes and crossover chromosomes to other genes.
D) No more than a single pair of chromosomes can be found in a healthy normal cell.
E) Natural selection acts on certain chromosome arrays rather than on genes.
Answer: B
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A. Dapsone B. Penicillin C. Erythromycin D. Isoniazid
Drugs that are bacteriostatic
A. kill bacteria. B. promote bacterial growth. C. inactivate bacterial spores. D. inhibit the growth of bacteria.
Foodborne illnesses are never fatal.
A) True B) False
During which stage of syphilis does fever, lymphadenopathy, and a red to brown rash occur?
A. Latent B. Secondary C. Tertiary D. Primary E. All of the choices are correct