Which of the following does not describe an aspect of the Human Genome Project?
A. Overlapping clones from YAC and BAC libraries were identified by hybridization and organized into long contiguous stretches called contigs.
B. Landmark sequences on the contig called sequence tagged sites (STS) were used to aid in ordering the contigs.
C. Landmark sequences on the contig called expression sequence tags (EST) were used to aid in ordering the contigs.
D. The contigs were sequenced using a shotgun method, and the resulting sequences were assembled by computer.
E. All of these choices describe aspects of the Human Genome Project.
E
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Sometimes atoms gain or lose particles. The loss of which of the following would result in a change of overall electrical charge?
A. protons or electrons B. protons only C. electrons only D. neutron only E. protons or neutrons F. neutrons or electrons
If the multiregional hypothesis of human origins is correct, modern human populations last shared a common ancestor around _____ years ago. If the out-of-Africa hypothesis is correct, we last shared a common ancestor around _____ years ago
A. 2 million; 200,000 B. 3.2 million; 2 million C. 5-7 million; 2 million D. 5-7 million; 200,000 E. 3.2 million; 200,000
Which feature of Homo habilis was apelike?
a. brain size b. face size c. fingers d. forearms e. tools they used
Which one of the following statements best summarizes the use of transgenic crops over the last 10
years? A. It has increased significantly in both industrialized and developing nations. B. It has increased significantly, but only in industrialized nations that have the expertise. C. It has increased significantly, but only in developing nations where regulations are loose or non-existent. D. It has barely increased at all because of technical difficulties and safety concerns. E. It has fallen due to technical difficulties and safety concerns.