What is essential for cellular respiration?
Veins and arteries. kinetic energy The atmosphere Energy. heat energy Organic compounds Chemical energy flow of electrons
A B C D E F G H
Besides nitrogen and oxygen, the atmosphere contains many, many other molecules in trace amounts.
the atmosphere is essential for cellular respiration
What is essential for cellular respiration? (A) Veins and arteries. (B) kinetic energy (C) The atmosphere (D) Energy. (E) heat energy (F) Organic compounds (G) Chemical energy (H) flow of electrons