Tutor profile: Olivia H.
What aspect of its structure contributes to the stability of benzene?
Because all the p-orbitals in benzene are aligned above and below the plane, the electrons in these orbitals are delocalized across the benzene molecule. This phenomenon is called aromatic stabilization energy.
What is the difference between Wernicke's and Broca's Aphasias?
In Wernicke's Aphasia, the patient has an impairment with comprehension, but production of speech is more or less intact. This leads to fluid, yet meaningless speech. In Broca's Aphasia, there is an impairment with production, presenting as halting speech in which every word requires an immense amount of effort to produce.
What is the role of Vitamin B1 in the Kreb's Cycle?
Thiamine (in the form of thiamine pyrophosphate, or TPP) acts a coenzyme for two important reactions in the Kreb's cycle: 1) the conversion of pyruvate to acetyl CoA and 2) the conversion of alpha-ketoglutarate to succinyl CoA.
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