This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Morula enters into uterine cavity after how many days of filization ? 
Select and explain. 
A. 5-Apr, B. 7-Jun, C. 10-Aug, D. 12-Oct
A: 5-Apr
Answer: A: 5-Apr 
Explanation: Ans. is 'a' i.e., 4-5