The use of agonists and antagonists in pharmacology has had mixed success in various central
nervous system (cns) diseases and other systemic disorders with, in many cases, significant
collateral receptor interactions resulting in challenging side effects for patients.
newer strategies emerging in the clinic are so called “partial agonists” or “allosteric effect
modulators”.
using two (2) named examples, discuss the support for and evidence against the feasibility
of the medicinal use of drugs which are not full agonists or antagonists.

What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere,b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify,d)anaerobic bacteria kept thriving with more oxygen

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

1. seamount a raised footwall block between normal fault creates this 2. syncline break between rocks where a hanging wall rises relative to a footwall 3. hot spring on rolling hills, this a dip between hills 4. volcanic neck created when a block with hanging walls slips down between normal faults 5. caldera underwater volcano that never reaches above sea level 6. horst natural hot water on earth's surface containing many minerals 7. graben underwater volcano whose top is eroded flat by waves 8. crater less than a mile in diameter; looks like a bowl at the top of a volcano 9. guyot magma that filled the central vent that remains after the volcano has eroded 10. reverse fault over 1 mile in diameter; looks like a bowl over a volcano