Question

What does cytochrome b do?

Answer 1

Cytochrome b:

1. It is a protein found in the inner mitochondrial membrane of eukaryotic cells.
2. Cytochrome b is an essential component of the mitochondrial electron transport chain (ETC).
3. It acts as part of the electron transport chain and is the major subunit of the cytochrome bc1 and b6f transmembrane complexes.
4. It helps in transferring electrons to cytochrome C and thereby assists in pumping protons across the inner mitochondrial membrane.