Home › CBSE Class 12 (Science) › Biology › Human Reproduction › Sperm entry induces completion of which division…
Sperm entry induces completion of which division in the oocyte?
AFirst meiotic division
BSecond meiotic division
CMeiosis of the polar body
DMitosis of the zygote
Answer & Solution
Correct answer: B. Second meiotic division
Sperm entry completes meiosis II of the secondary oocyte, giving a second polar body and a haploid ovum.
Related questions
The embryo's heart is formed after how long in human pregnancy?Which structure is expelled soon after the infant is delivered?By the end of the second month of pregnancy, the foetus has developed what?The first foetal movements and hair on the head are usually seen in which month?The ovary secretes which hormone in the later phase of pregnancy?Milk secreted in the first few days after delivery, rich in antibodies, is known as what?Which hormone forms a positive feedback loop with uterine contractions during labour?Which hormone released by the maternal pituitary strengthens uterine contractions at birth