The electron transport chain depends on the Krebs cycle to produce NADH and FADH2. These are the starting materials for the chain to be able to make ATP. No the first aerobic part of cellular respiration is the electron transport chain.
Answer:
Mammals
Explanation:
Humans are classified as mammals because humans have the same distinctive features (listed above) found in all members of this large group. Humans are also classified within: the subgroup of mammals called primates; and the subgroup of primates called apes and in particular the 'Great Apes'
the answer is Natural energy resources are nonrenewable and are being depleted.