The interaction of the skeletal and muscular systems to create movement and locomotion is regulated by which organ system?

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

What volume would 2.25 moles of ne has occupy at stp?

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions