Answer:
carbon dioxide, NADH, FADH2
The Krebs cycle sends NADH and FADH2 to the electron transport chain after producing it, that means it inadvertadly makes CO2
Answer:
There are 2 alleles, a recessive allele and a dominant allele. The weaker allele is the recessive allele.
I am going to assume you meant the "first trophic level" of the ecosystem. The first tropic level of an ecosystem is made up of producers, so the answer is C, Acorns.