The Planets All Lie in Nearly the Same Plane Resulting

question 30

Multiple Choice

The planets all lie in nearly the same plane resulting in a disk-like structure for the solar system.This disk-like structure is believed to exist because

• A) the original solar nebulae had a disk-like structure.
• B) in a rotating disk the gas atoms will quickly fall to the central disk of the spherical cloud.
• C) Jupiter's gravity was great enough to pull all of the other planets to the plane of its orbit.
• D) planetesimals settled into the plane.
• E) the sun's magnetic field slowed down the rotation of the solar nebula.

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Definitions:

B Cell

A type of white blood cell crucial for the immune system, involved in producing antibodies to combat infections.

Red Bone Marrow

The type of bone marrow that is involved in the production of red blood cells, white blood cells, and platelets.

Antigens

Substances or molecules that, when introduced into the body, trigger an immune response leading to the production of antibodies.

Cytokines

Small proteins important in cell signaling, with roles in the immune system, including mediating and regulating immunity, inflammation, and hematopoiesis.