Answer:tail
A sperm cell moves due to the motion of its tail.
Answer: True.
Explanation: Substitution Effect is the change in consumption that results when a price change moves the consumer along a particular indifference curve to a point with a new marginal rate of substitution.
Answer: Adam Smith described the opposing, but complementary forces of self-interest and competition as the invisible hand. While producers and consumers are not acting with the intent of serving the needs of others or society, they do. Smith argued against mercantilism and was a major proponent of laissez-faire economic policies. In his first book, "The Theory of Moral Sentiments," Smith proposed the idea of an invisible hand—the tendency of free markets to regulate themselves by means of competition, supply and demand, and self-interest. 1
Explanation:
It was one of the first revolutions of its kind to occur non-violently, making it 'glorious'.
