Based on the Following, Which Is True Regarding the Acid/base

question 9

Multiple Choice

Based on the following, which is true regarding the acid/base properties of guanine?

• A)at physiological pH, guanine will be positively charged
• B)at physiological pH, guanine will be negatively charged
• C)at physiological pH, guanine will be neutral
• D)at physiological pH, guanine will be a very effective buffer against base
• E)at physiological pH, guanine will be a very effective buffer against acid

Recognize the structural and functional distinctions between gap junctions in animals and plasmodesmata in plants.

Understand the principle of consideration in contract law.

Differentiate between valid and invalid consideration.

Recognize the role of promissory estoppel in the absence of formal consideration.