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Biology · PYQ NEET UG 2017

हिन्दी

The function of copper ions in copper releasing IUDs is:

  1. A
    They suppress sperm motility and fertilising capacity of sperms.
  2. B
    They inhibit gametogenesis.
  3. C
    They make uterus unsuitable for implantation.
  4. D
    They inhibit ovulation.
View Answer & Solution

Correct answer · Option A

They suppress sperm motility and fertilising capacity of sperms.

Explanation

Copper ions released from copper-releasing IUDs suppress sperm motility and their fertilizing capacity.

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