The first trimester is when the embryo attaches to the placenta by the umbilical cord and the placenta make contact with the uterus.
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Answer:
It is toxic to many organs and tissues including the heart, bones, intestines, kidneys, and reproductive and nervous systems. It mainly affects the haematopoietic system. It also affects the sulfhydryl group containing enzymes and also thiol content of erythrocyte.
Explanation:
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It fits into the Glenoid fossa
