Which of these molecules is not a product of the electron transport system?
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select one:
a. nad+
b. oxygen
c. fad
d. water
next
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my answer is b, but my not sure if that's correct or not.

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

c. establishing proper sleep hygiene