What are repressors and activators?

What are repressors and activators? An activator binds to a promoter, leading to the binding of RNA polymerase and the subsequent transcription of an operon. A repressor interacts with a different DNA sequence located in the vicinity of the promoter, known as the operator. Are activators or repressors more common in eukaryotes? As in prokaryotes, […]

Where did the Greek word psychology originally come from?

Where did the Greek word psychology originally come from? Etymology and definitions The word psychology derives from the Greek word psyche, for spirit or soul. Is Psychology a Greek or Latin word? ORIGIN OF THE WORD “PSYCHOLOGY” The second Greek word, logos, originally meant “word” and later expanded in meaning to include “discourse” and eventually […]

Can anyone vs Can someone?

Can anyone vs Can someone? Someone can do it – at least one person can do it. Anyone can do it – any person (or better everyone) can do it. More examples as you asked are here. Can you help me meaning? Can you help me means are you capable or (trained to) help me? […]

What caused the US to invade Cuba?

What caused the US to invade Cuba? On February 15, 1898, a mysterious explosion sank the battleship USS Maine in Havana Harbor, triggering a war between the United States and Spain. The United States supported their cause, and after the Maine exploded, demanded that Spain give Cuba freedom. What are two ways the United States […]

How did the southern colonies develop?

How did the southern colonies develop? The colonies were originally chartered to compete in the race for colonies in the 15th, 16th, and 17th centuries. They then developed into prosperous colonies that made large profits based on cash crops such as tobacco, indigo dye, and rice. What geographic characteristics most influenced the southern colonies? Fertile […]

What is the primary issue in Gonzales v Raich?

What is the primary issue in Gonzales v Raich? Raich (2004). In this case, a California law legalizing marijuana for medical use was invalidated by a federal law which banned possession of marijuana. Why is Gonzales v Raich important? Gonzales v. Raich has important implications for the power of Congress to proscribe personal, non-commercial conduct—including […]

Is parody covered under fair use?

Is parody covered under fair use? A parody is fair use of a copyrighted work when it is a humorous form of social commentary and literary criticism in which one work imitates another. Famous works are often the subject of parodies because of their mass appeal. Are parodies copyright infringement? A parody will not infringe […]

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