Which of the following are true regarding hemoglobin?

At rest , pulmonary control is controlled primarily by the bloods chemical state:    

Regarding ventilation and aerobic endurance which of the following is correct:

Which of the following are true regarding Nitric Oxide (NO):    

In Charles Dickens’s A Christmas Carol, what was the first name of Scrooge?  

If the bicarbonate buffering system is triggered as a result of too little H+ (alkalosis) which of the following occurs:  

Plasma carries a far greater amount of oxygen than hemoglobin:  

Metabolic heat, CO2 and acidity from lactate accumulation during exercise:  

Question 5. b)

Using Amdahl’s Law, if an application has a 20% serial portion, how many processors are needed to achieve a 10x speedup? Choose the most closet answer.