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प्रश्न
Identify the given image and label its parts marked as a, b, c and d
उत्तर
The given image is the diagram of human egg cell or ovum
a - vitelline membrane
b - Nucleus
c - Zona pellucida
d - Corona radiata
संबंधित प्रश्न
With the help of diagrammatic representation, explain the process of gametogenesis
Draw a sectional view of human ovary and label the different follicular stages, ovum and Corpus luteum.
Briefly describe the process of spermatogenesis.
Define spermiogenesis.
The Androgen Binding Protein (ABP) is produced by ____________.
Draw a labeled sketch of a spermatozoan.
Identify the diploid cell.
Which of the following events take place during spermatogenesis?
By which process sperms released from the seminiferous tubules?
During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called ______.
Gray crescent is the area ______.
Which one is released from the ovary?
Penetration of the sperm in the ovum is followed by ______
Read the following and answer from given below:
Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.
Which cell division is involved in the formation of secondary oocytes?
If for a species 2n = 16, then during Ist prophase and IInd prophase of the meiotic division of a cell, how many tetrads and diads will be formed:
The region of the root tip whose cells undergo rapid elongation and enlargement and are responsible for the growth of the root in length is called the:
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n = 50 shall be:
What is the difference between a primary oocyte and a secondary oocyte?
Given below are two statements.
- Statement I: The spermatids are non-motile and non-functional which get transformed into functional spermatozoa by the process of spermiogenesis.
- Statement II: During the process of this change, the spermatids remain held to each other and to Leydig's cells by cytoplasmic bridges.
In light of the above statements, select the correct answer from the option given below.
Explain Oogenesis with diagram.
