histidine has three ionizable functional groups. complete the equilibrium equations by assigning the proper pKa for each ionization and the net charge on the histidine molecule in each ionization state.

In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers

How did loftus interpret false memories? a. because of their desire to whoever is asking them about their memories people will often go along with what they want to hear b. eyewitness memories becomes faulty when we make errors in identifying the source of information we have stored in long term memory c. we accept subsequent misinformation as being correct, and this information becomes part of our memory for the original event d. when we retrieve a memory for a particular event from long-term memory, we also retrieve information from other sources relevant to the event

During a load test, a battery's voltage drops below a specified value. what action should the technician take?