Metabolism rates are a. positively correlated with the ...

[james]

Metabolism rates are
 
  a. positively correlated with the production of harmful free radicals.
 b. negatively correlated with the need for nutrients
 c. positively correlated with hours spent awake.
 d. negatively correlated with the production of harmful free radicals.

Question 2

If sleep is a way to preserve energy, we would expect
 
  a. larger animals to sleep more, due to their high metabolic rates.
 b. smaller animals to sleep more, due to their high metabolic rates.
 c. hibernation to be accompanied by increased body temperature.
 d. animals with smaller appetites to sleep more.

[kiamars2010]

Answer to Question 1

a

Answer to Question 2

b

[james]

Thanks for the timely response, appreciate it

[bulacsom]

Excellent