I believe it’s b but correct me if I’m wrong
Answer:
A. complex I
B. complex II
Explanation:
Complex I of the electron transport chain is NADH dehydrogenase. It has FMN and Fe-S prosthetic groups. Complex II of ETC is the succinate dehydrogenase. It also has FAD and Fe-S as prosthetic groups. Both complexes I and II lack any type of heme as a prosthetic group. Complex III (cytochrome c oxidoreductase), cytochrome c and complex IV have heme cofactors. Heme A is present in a-type cytochromes while heme C is present in c-type cytochromes.
The choice is made by a punnett square. This chooses you’re recessive traits, such as hair color, skin, etc.
Answer:
it has a DNA chromosome coz the dna molecule is packaged in to thread like structures called chromosomes..each chromosome is made up of dna tightly coiled many times around proteins called histons dat support its stracture