Question

which of the following structure is where cellular respiration (krebs cycle and electron transport chain) occurs in the cell? vacuoles nucleus mitochondria cytoplasm

Explanation:

Cellular respiration (including Kreb’s Cycle and Electron Transport Chain) occurs in the mitochondria. Vacuoles store substances, nucleus contains genetic material, cytoplasm is the fluid matrix, but mitochondria are the powerhouses for cellular respiration.

Answer:

mitochondria (the option with "mitochondria" text, likely the orange - colored option in the interface)