Exams › NEET › Biology

Grey crescent is the area

1. at the point of entry of sperm into ovum
2. just opposite to the site of entry of sperm into ovum
3. at the animal pole
4. at the vegetal pole

Correct answer: just opposite to the site of entry of sperm into ovum

Solution

The grey crescent is a visible region that develops opposite the sperm entry point after fertilization. It helps establish the embryo’s body axes, especially the dorsal side.

Related NEET Biology questions

• Eye lens is formed from
• What is true for cleavage?
• Meiotic division of the secondary oocyte is completed
• Which part of ovary in mammals acts as an endocrine gland after ovulation?
• Mainly which type of hormones control the menstrual cycle in human beings?
• Which of the following hormones is not a secretion product of human placenta?

⚔️ Practice NEET Biology free + battle 1v1 →