In a prominent model of self-administration developed by George Koob, rats are allowed to self-administer cocaine for either 1 hour each day (short access) or 6 hours each day (long access).
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The following are effects of climate change:
Higher temperatures
Droughts
insect outbreaks
wildfires
diseases
flooding and erosion in coastal areas
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<span>False. You should always wear a lifejacket on a boat, unless you are on a cruise ship or a ferry, because you never know when you might get into danger and end up in the water, for example if the boat capsizes.</span>
You could collaborate effectively to prepare for final exams by thoroughly understanding the exams material. There are various methods that you could do to understand the exams material thoroughly<span>. The most effective way is to organize a study group. This provides an exchange of understanding between you and your study partner.</span>
The correct answer to this open question is the following.
According to the excerpt, what was not a sign of wealth in the Maya Civilization was "Poor settlements included smaller buildings that were made out of materials that were not as strong as cut stone."
The Maya civilization demonstrated its wealth by "erecting homes and public buildings of different sizes and quantities. Wealthy settlements included pyramids, temples, and cut stone buildings that were arranged around central courts or plazas."
The Maya civilization was one of the most important civilizations during Mesoamerica times. They inhabited the territories of the Yucatán Peninsula in México, and parts of Belize and Guatemala. They were great astronomers that built temples and observatories to study the stars. They also developed advanced concepts of time and created notable calendars such as the famous Tzolkin calendar.
