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This statement is true. Amniocentesis is a medical test to diagnose any chromosomal abnormalities and fetal infections before the mother labors. It is also for the use of sex determination in which small amount of fluid is extracted from the uterus which contains the tissues and cells of the developing fetus.
Answer Explanation:
Due to technical difficulties, the answer and explanation for this problem are available in the attached file.
Answer:
They are the alkali metals, alkaline earth metals, transition metals, other metals, metalloids, non-metals, halogens, noble gases and rare earth elements.