<span>Estrogen is involved in a feedback mechanism associated with the follicular phase of menstruation. </span>
Answer:
an opening into a vessel or cavity of the body.
Because the gravity of the sun keeps all planets in their orbits :3 hope I helped
Hello there.
Question: <span>During the ________ stage, the placenta is expelled from the uterus.
Answer: It is the placental stage.
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Good Luck Studying ^-^</span>
mutation is the permanent alteration of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic elementsit is of two types :- point mutation and frame shift mutation
point mutation - mutation only in a single base
frame shift - in the entire sequence or an entire set
