What body in the solar system do you think is one focus of the moons orbit?

What could account to the different cellular responses to histamine? Does the kidney remove wastes and extra water from the blood? What are some major accomplishments made by marine biologists? How much does a 5 gallons of rock weigh? What plants are near bogs? What has the greatest effect on the temperature of a region? What characteristic(s) of CFCs make them more likely to reach the stratosphere than most other compounds containing chlorine? What is apparent affinity? What is a pucker bush? Do beavers build their dams at night? Is earth solid or frozen gas? When do tsunamis form? How to get air out of Brake lines? How much do plants and animals depend on earths atmosphere? Describe two or three ways that you could determine whether the powder is a compound or a mixture? How might earth's surface change if tectonic plates continue to move? What will happen when ultra-violet rays convert normal oxygen into ozone? Does earths distance from the sun does not change as earth moves in its orbit? What are the precautions while using centrifuge machines? 2 meters and 64 centimeters is how much?