Mitochondria use oxygen to make ATP in a process called oxidative phosphorylation. Mitochondrion are found in most eukaryotic cells which are cells that make up plants, animals and fungi.
The correct option is RESILIENT.
The Alaskan forest usually undergo fire incident every year in order to enhance nutrient cycling of the ecosystem. Alaskan spruce is one of the plant find in the Alaskan forests and it is a very resilient plant, in that, when it is destroy by fire incident, it quickly grow back.