Multiple choice

Which of the following options determines the sex of the unborn baby?

  1. The secretion of testosterone harmone.

  2. The secretion of estrogen harmone.

  3. Allosomes in the sperm.

  4. Autosomes in the sperm.

  5. Thyroxine determines sex.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Sex chromosomes in sperms determine the baby’s gender. Allosomes are the sex chromosomes.

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