Which process is the primary source for energy used by living organisms on earth?
a) fusion in the sun.
b) fission in the sun.
c) combustion in the sun.
d) disambiguation in the sun.

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.