In sexual reproduction, plants have diplohaplontic life cycle with alternating
Correct answer A. Diploid sporophyte and haploid gametophyte generations
Tip: press A, B, C or D to answer, and N for the next question.
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See allWhy are the human testes located in the scrotum outside the abdominal cavity?
Correct answer B. Sperm production requires a temperature about 2 to 3 °C below core body temperature
Which hormone produced by Sertoli cells exerts negative feedback on FSH secretion?
Correct answer B. Inhibin
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On which cells in the testes does FSH act to support spermatogenesis?
Correct answer D. Sertoli cells
Which hormone stimulates the interstitial (Leydig) cells to secrete testosterone?
Correct answer D. Luteinising hormone (LH)
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