How do G proteins become deactivated? Whereas G proteins are activated by G protein-coupled receptors, they are inactivated by RGS proteins (for “Regulator of G protein signalling”). Receptors stimulate GTP binding (turning the G protein on). RGS proteins stimulate GTP hydrolysis (creating GDP, thus turning the G protein off). What happens when G protein is […]
Who won the duel between Hamilton and Burr?
Who won the duel between Hamilton and Burr? Burr was unscathed; Hamilton fell to the ground mortally wounded. He died the next day. Instead of reviving Burr’s political career, the duel helped to end it. Burr was charged with two counts of murder. Did Hamilton win the duel? Burr-Hamilton duel, duel fought between U.S. Vice […]
What is the problem with nuclear weapons?
What is the problem with nuclear weapons? Nuclear weapons are the most dangerous weapons on earth. One can destroy a whole city, potentially killing millions, and jeopardizing the natural environment and lives of future generations through its long-term catastrophic effects. The dangers from such weapons arise from their very existence. How do nuclear weapons harm […]
Do the results from the 2000 study indicate that brown bears are monophyletic Paraphyletic?
Do the results from the 2000 study indicate that brown bears are monophyletic Paraphyletic? A study published in 2000 sequenced part of the mitochondrial cytochrome b gene from 61 brown bears from two sites in Alaska. But the polar bears also descended from ancestral species 7. Because not all descendants of ancestral species 7 are […]
What sort of scale displays an order between the numbers with respect to a characteristic being measured?
What sort of scale displays an order between the numbers with respect to a characteristic being measured? Interval scale The differences between adjacent numbers are equal or known. If zero is used, it simply serves as a reference point on the scale but does not indicate the complete absence of the characteristic being measured. Is […]
What helped unify the Carolingian Empire?
What helped unify the Carolingian Empire? From Scandinavia; most feared invaders during the 800s. What actions helped Charlemagne unify his empire? Charlemagne’s grandsons divided the empire and fought among themselves. How did the Carolingian dynasty rise to power? For full treatment, see France: The Carolingians. The family came to power as hereditary mayors of the […]
How does kin selection explain altruism?
How does kin selection explain altruism? Kin altruism can look like altruistic behaviour whose evolution is driven by kin selection. Kin selection is an instance of inclusive fitness, which combines the number of offspring produced with the number an individual can ensure the production of by supporting others, such as siblings. What is meant by […]
How can I advice a friend who responds to conflict by avoidance?
Does being impeached removed you from office?
Does being impeached removed you from office? According to the House practice manual, “Impeachment is a constitutional remedy to address serious offenses against the system of government. It is the first step in a remedial process—that of removal from public office and possible disqualification from holding further office. Who has grounds for suing the government […]
What kind of training is given to employees in order to update their knowledge on latest development in the respective field?
What kind of training is given to employees in order to update their knowledge on latest development in the respective field? Career or Development Training. This type of in-service training is designed to upgrade the knowledge, skills, and ability of employees to help them assume greater responsibility in higher positions. What are the methods of […]