If the women does not get pregnant, then the corpus breaks down and the level of progesterone stars declining .once progesterone decreases what happens to the lining of the uterus ?

amber has allowed scientists to study dna that has been preserved over millions of years.

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

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