Home › MHT-CET › Biology › Reproduction in Lower and Higher Animals › The average duration of a normal human **menstru…
The average duration of a normal human **menstrual cycle** is approximately:
A7 days
B14 days
C28 days
D45 days
Answer & Solution
Correct answer: C. 28 days
The menstrual cycle repeats with a periodicity of approximately 28 days, divided into four phases (menstrual, proliferative, ovulatory, luteal).
Related questions
How many chromosomes are present in (i) a human secondary spermatocyte, and (ii) a mature **Atresia** in the context of the ovary refers to:Which sequence correctly traces the path of sperm from formation to ejaculation?Which of the following statements about the **mammary gland** is correct?The major function of **prostaglandins** present in seminal fluid is to:In which phase of the menstrual cycle does the endometrium reach its **maximum thickness**From menarche (≈13 yrs) to menopause (≈45 yrs), in approximately how many cycles does a feDuring spermatogenesis, a single primary spermatocyte (2n) ultimately yields how many func