What organ provides support for our - body and protection for our internal organs? * (not skeletal system)

Describe the function of the endomembrane system? what organelles are involved?

Which bonds are found inside a water molecule

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.