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What Is Gametogenesis

Syngamy is th...

Question

Syngamy is the fusion between nucleus of sperm and egg which fuses because of

A

Hydrogen bonding

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B

Protoplasmic attraction

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C

Electrical polarities

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D

Compatibility of chemicals and attraction of nuclei

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Solution

The correct option is D Compatibility of chemicals and attraction of nuclei
Syngamy is also called fertilization. It involves the complete and permanent fusion of two haploid gametes to form a diploid zygote. It is the most common mode of sexual reproduction. Gametes involved are of two types—sperm and ovum.

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Q. Syngamy is the fusion between nucleus of sperm and egg which fuses

because of .............................

Q. 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?

Q. Sperm and egg nuclei fuse due to.

Q. Syngamy refers to fusion of one of the sperms with

Q. Which chemical of the egg attracts and holds sperm?

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