When ocean currents combine they create an area of rotating currents called a(n)

Answer : Thermohaline circulation.

The word thermo signifies heat and the haline signifies salt content.The thermohaline circulation is a part of large scale circulation of ocean currents. They are also called as ocean conveyer belt. This results as an effect of temperature and salt content. This defines the density of water. This circulation carries water masses and matter. These current determines the temperature of the places adhering the ocean region.

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.