wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

During fertilization in amphibians, the fusion of egg and sperm plasma is preceded by
(P) Release of enzymatic contents from the acrosomal vesicle through exocytosis.
(Q) Binding and interaction of the sperm to vitelline membrane
(R) Chemo-attraction of the sperm to the egg by soluble factors secreted by egg.
(S) Release of the sperm nucleus into the ooplasm.
Which of the following is the correct sequence?

A
P-Q-S-R
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Q-P-R-S
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
R-P-Q-S
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
R-Q-P-S
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is A R-Q-P-S
Fertilisation in amphibians takes place by following steps-
  1. Release of sperms in the water.
  2. Chemo-attraction of the sperm to the egg by soluble factors secreted by egg.
  3. Binding and interaction of the sperm of vitelline membrane.
  4. Release of enzymatic contents from the acrosomal vesicle through exocytosis.
  5. Release of the sperm nucleus into the ooplasm.
So, the correct option is 'R-Q-P-S'.

flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Puberty and Other Secondary Sexual Characteristics
BIOLOGY
Watch in App
Join BYJU'S Learning Program
CrossIcon