Indicate True (T) and False (F) Statements Below Regarding Mitochondria

Short Answer

Indicate true (T) and false (F) statements below regarding mitochondria. Your answer would be a four-letter string composed of letters T and F only, e.g. TFTT.
( ) Mitochondria are small round organelles that are often associated with actin filaments of the cytoskeleton.
( ) In sperm cells, mitochondria are seen wrapping tightly around the nucleus.
( ) Mitochondria are large enough to be seen with modern light microscopy, and can occupy as much as 20% of cytoplasmic volume.
( ) The outer mitochondrial membrane is freely permeable to ions and small molecules.