Where does photosynthesis take place ineukaryotic cells?
a) Mitochondria
b) Ribosomes
c) Chloroplasts
d) Lysosomes
Ans: c) Chloroplasts
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Which genetic condition is revealed in the karyotype display shown in the accompanying figure?
a. Turner syndrome b. Down syndrome c. cri-du-chat d. Triple-X syndrome e. Klinefelter syndrome
With regards to operons, which of the following is incorrect?
A. operons have a promoter that contains an operator B. are typically controlled by a regulatory gene that is located far from the actual operon C. results in several different RNA molecules each leading to the protein specified by each gene segment in the operon D. may be turned on or off E. may be repressible or inducible
When the Darwin/Wallace theory of natural selection is summarized, four central postulates emerge. Which of the following is NOT one of these four natural selection postulates?
A) Variations exist in any given generation of a species. B) Variations in traits are produced by mutations. C) Variations are, at least in part, heritable. D) Those individuals whose variations confer an advantage are more likely to survive and reproduce.
Utilitarianism is more concerned with following the code of law than with the outcome of an action.
Indicate whether the statement is true or false.