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Class 12BiologyHuman ReproductionPregnancy and Embryonic development
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What is the function of the increased levels of estrogen,progesterone,cortisol,prolactin,and thyroxine in the maternal blood during pregnancy?

  • A
    To support fetal growth
  • B
    For metabolic changes in the mother
  • C
    For the maintenance of pregnancy
  • D
    All of the above
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Class 12 Questions

Class 12

Biology Questions

Chapter

Human Reproduction

Subtopic

Pregnancy and Embryonic development

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