Question

The original source of ALL energy for living organisms is ___________, while the most direct, useable source of energy to be used by organisms is __________. A) glucose, the sun B) the sun, ATP C) ATP, glucose Eliminate D) glucose, ATP

Answer 1

The original source... = sun
The most direct,useable source... = ATP
Correct answer is B

Answer 2

The source of all energy for living organisms is the sun!