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प्रश्न
Zygote is __________.
पर्याय
diploid
haploid
उत्तर
Zygote is diploid.
Explanation:
It is formed when a haploid sperm cell fertilises a haploid egg cell, resulting in a diploid cell with a complete set of chromosomes. This diploid zygote then undergoes mitotic divisions to develop into an embryo.
संबंधित प्रश्न
Fertilisation takes place in __________.
State three functions of the placenta
Describe the physicochemical events that take place during fertilization in humans.
Morula is a developmental stage ______.
Match the following and choose the correct options:
| A. | Trophoblast | i. | Embedding of blastocyst in the endome |
| B. | Cleavage | ii. | Group of cells that would differentiate as embryo |
| C. | Inner cell mass | iii. | Outer layer of blastocyst attached to the endometrium |
| D. | Implantation | iv. | Mitonic division of zygote |
In telolecithal egg, the yolk is found ______.
In human female the blastocyst ______.
Which part of the sperm plays an important role in penetrating the egg membrane?
The solid mass of 8-16 cells formed from zygote after successive mitotic divisions is called ______.
Read the following and answer from given below:
Cleavage is the series of rapid mitotic divisions in the zygote and forms blastula. The 2, 4, 8, 16 daughter cells are called blastomeres. An embryo with 64 blastomeres is known as a blastocyst and has a blastocoel cavity. Blastocyst gets implanted in the uterine wall and leads to pregnancy.
The Site of implantation is ______
