The correct answer is substance-related
Explanation: Substance-related disorders involve drugs that directly activate the brain's reward system. Activation of the reward system usually causes feelings of pleasure; The specific pleasure sensations evoked vary widely, depending on the drug. These drugs are divided into 10 different classes that have different but not completely different pharmacological mechanisms.
<span>to encourage settlement west of the Mississippi River
</span>
Answer:
D) circadian rhythm
Explanation:
The Circadian Rhythm is often referred to as a "biological clock". This gives the impression that it governed by the organism and without the complete influence of abiotic factors but there are some influences none the less. The rhythms, include physical, mental and changes in behaviour. This is in alignment with the day-night cycle. Most organisms that follow a circadian rhythm respond to a pattern of light and dark. This influences the sleep-wake pattern.
Answer:
In the history of Europe, the Middle Ages or Medieval Period lasted from the 5th to the late 15th century. ... Population decline, counterurbanisation, the collapse of centralized authority, invasions, and mass migrations of tribes, which had begun in Late Antiquity, continued in the Early Middle Ages.
Explanation:
Answer:
3. The Kansas-Nebraska Act was to introduce the idea that popular sovereignty is the means by which slavery should be legal in Kansas. ... Tension was strong between both on the issue of slavery, they both longed to see Kansas as a state either free or in which slavery was legal according to their interests.
It allowed people in the territories of Kansas and Nebraska to decide for themselves whether or not to allow slavery within their borders. The Act served to repeal the Missouri Compromise of 1820 which prohibited slavery north of latitude 36°30´. ... Violence soon erupted, with the anti-slavery forces led by John Brown.
4. In 1846, as the dispute over slavery in the United States developed in the wake of the Mexican–American War, popular sovereignty became the foundation of a proposed resolution to slavery in the country.
Explanation:
