Urbanization is defined as ________________
A. the movement of people from urban to suburban areas
B. the movement of people from rural to urban areas
C. the movement of people from urban to rural areas
D. the movement of people from less developed to more developed countries
E. the movement of people from more developed to less developed countries
Answer: B. the movement of people from rural to urban areas
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You observe two populations of chimpanzees using sticks to dig termites out from nests for food. One population uses long sticks; the second population uses short sticks
Which of the following observations would NOT support the hypothesis that the choice of stick length is a learned behavior? A. There are equal numbers of short and long sticks in the environment of each population. B. The population using long sticks has mostly long sticks in its environment. C. The chimpanzees using short sticks have obtained them by breaking long sticks. D. Young chimpanzees in both populations start out using sticks of many different sizes. E. Individuals that don't use the common stick length for that population catch fewer termites.
Describe the approach using genomics to identify genes that contribute to the variations in cognitive ability observed
in humans.What will be an ideal response?
Which of the following will tend to increase blood flow to skeletal muscle? (Select all that apply.)
a. A rise in muscle pH (more alkaline) b. A rise in muscle CO2 level c. A rise in plasma epinephrine d. Activation of the parasympathetic nervous system
Cyanobacteria
A) are photosynthetic archaea. B) are eukaryotes and the earliest type of algae. C) are chemoautotrophs. D) are the only prokaryotes with plantlike, oxygen-generating photosynthesis.