Where is DNA found in cheek cells besides the nucleus?

In addition to nuclear DNA, a small amount of DNA in humans and other complex organisms can also be found in the mitochondria. This DNA is called mitochondrial DNA (mtDNA).

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.