The figure below is the WMAP survey of the cosmic microwave background.Describe at least two important facts about our universe that were determined by analyzing the pattern of this radiation. 
Definitions:
Beta Particles
Electrons or positrons with high energy and velocity released by specific radioactive nuclei during their decay process.
Gamma Rays
High-energy electromagnetic radiation emitted from atomic nuclei during radioactive decay, with shorter wavelengths than X-rays.
Exchangeable Potassium
The portion of potassium available in the soil for plant uptake, crucial for plant growth and metabolism.
Radioactive Iodine-131
A radioactive isotope of iodine, used in medical diagnostics and treatments, especially for thyroid conditions.
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