I belive the answer is C. Some neurons catergorize sounds into their specific frequency.
hope this helps!
Answer:
Directional selection; stabilizing selection
Explanation:
- The stabilizing selection is a result of the decrease of the population and causes genetic variation due to the natural selection.
- The directional selection of the genetic variation shifts to a new phenotype and on exposure to the environmental changes and both of these can lead to the natural selection and contribute to the variation of the population.
Answer: cultural diversity has its positive impact only if there is democracy, i.e. free movement of goods, ideas, people. If there is this freedom, then Europe is an extremely creative, free and progressive place. Europeans experienced times of nationalism, wars, revolutions so Europe in itself is not a guarantee of creativity, freedom and progressive thinking, but if there is a population able to establish really "European lifestyle" than diversity can have unique consequences.
Explanation: usually there is a tendency to supress differentness, but Europe experiences the worst consequences of such tendency so there is some sort of notion that diversity is creative and productive and that it is worth of taking care of. Impact ? Populations speaking different languages. educated, flexible, able to work with advanced technologies, psychologically open, accostumed to "different" things, able to travel to distant places and learn.
A. voting rights could not be denied based on race.
B. voting rights could not be denied based on gender.
C. poll taxes became illegal and unconstitutional.
D. literacy tests became illegal and unconstitutional.
The fifteenth amendment states that "The right of citizens of the United States to vote shall not be denied or abridged by the United States or by any State on account of <em>race</em>, <em>color</em>, or <em>previous condition of servitude</em>."
There was no mention of gender, so voting for women hadn't been legalized until 1919, making B wrong.
<span>Bolivar led revolutions in South American countries ending Spanish colonial rule there.</span>