Which of the following examples or elements of culture is uniquely human? Select all that apply
A. an individual learning by imitation from
another member of its own species
B. an individual teaching another individual of
its own species by tailoring the information
available to the individual being taught
C. regional variation in tool use
D. language
E. None of these are uniquely human.
E
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Where in a growing plant would you expect to find the highest concentration of auxin?
A. in the leaf margins of mature leaves B. in axillary buds that are not growing C. in the apical meristem D. in the floral meristem
In chain termination sequencing, DNA replication halts in a polymerase chain reaction, owing to the incorporation of a chemically altered base into a growing DNA chain. When this occurs, a ________ results.
A) partial DNA molecule B) template strand C) complementary sequence D) first-generation DNA molecule
The phase of mitosis that is characterized by the arrangement of all chromosomes along the equator of the cell is called
A.) telophase B.) metaphase C.) anaphase D.) prophase
Pea plants are self-pollinators. What can you further deduce about peas? (Check all that apply.)
A. Peas will be more resistant to new plant diseases. B. Peas will be more resistant to garden pests than other plants. C. To perform his pea cross-pollination experiments, Gregor Mendel must have first removed the stamens from flowers to prevent self-pollination. D. Peas are less likely to invade highly variable natural environments than other plants. E. A gardener planning to collect heirloom seeds can plant different varieties of peas near each other.