Fertilization|Arrival Of Spermatozoa|Arrival Of Ovum|Capacitation Of Sperm|Chemical And Physical Events|Karyogamy (Amphimixes)|NCERT|Sex Determination

Fertilization|Arrival Of Spermotozoa|Arrival Of Ovum|Capacitation Of Sperm|Cortical Reaction

Which event ensures that only one sperm can fertilize an ovum ?

A sex gland which contributes fluid containing sugar fructose that provides spermatozoa energy for swimming and hormone prostaglandins that stimulate contractions in the female reproductive tract to aid sperm-ovum interaction is

The following is the illustration of the sequence of ovarian events (a - i) in human female. ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/SB_BIO_XII_SET_I_2012_E01_032_Q01.png" width="80%"gt (i) Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents. (ii) Name the ovarian hormone and the pituitary hormone that have caused the above mentioned event. (iii) Explain the changes that occur in the uterus simultaneously in anticipation. (iv) Write the difference between 'c' and 'h' (v) Draw a labelled sketch of the structure of a human ovum prior to fertilization.