The answer is B. The planets were all formed from dust that was orbiting around the sun.
Answer:
A
Explanation:
At the start of a drought, groundwater may not be noticeably lower (not B). Only aquifers near the ocean may become contaminated with salt water (not C). And it is definitely not D.
Answer:
C. electron arrangment
Explanation:
Electrons are the subatomic particles that influence an element's reactivity since they are exchanged during reactions.
Answer:
plasma cells will produce IhE antibodies and the IgE's will attach to the surface to mast cells so they can recognize the allergen. hope this helps a little
