53: 45
the graphic shows the citric acid cycle.
pyruvic acid
nadccc
nadh + h
co,
nadh
fadh2
fad
acetyl-coa
co
coa
coa
citric acid
4-carbon
compound
ccco

adp
co
atp
nadh
nad* coz
5-carbon
compound

nad
nadh
durinn the citric acid curls what hannens to acetilna?
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The eight steps of the cycle are a series of redox, dehydration, hydration, and decarboxylation reactions that produce two carbon dioxide molecules, one GTP/ATP, and reduced forms of NADH and FADH2

Explanation:

in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".