Practicing Success

Target Exam

CUET

Subject

Biology

Chapter

Human Reproduction

Question:
How many functional sperms and how many ova will be formed by primary spermatocyte and a primary oocyte respectively?
Options:
One, One
Four, One
One, Four
Four, four
Correct Answer:
Four, One
Explanation:
Each primary spermatocyte produces four sperms. Each primary oocyte undergoes meiosis I to produce one secondary oocyte and the first polar body. The secondary oocyte undergoes meiosis II to produce one ovum and the second polar body. Hence, each primary oocyte produces only one ovum.