WebImmediately under the capsule of the tubule are diploid, undifferentiated cells. These stem cells, called spermatogonia (singular: spermatagonium), go through mitosis with one offspring going on to differentiate into a sperm cell and the other giving rise to the next generation of sperm. ... it is called a sperm cell. Four sperm result from ... WebThe epithelium of the seminiferous tubules consists of spermatogenic cells and sustentacular cells. 8. The number of sperm cells that form from a primary spermatocyte is 4. 9. The head of a sperm is mostly nucleus. 10. Which of the following structures is unpaired? Prostate gland 11. The bulbourethral glands secrete a mucus-like fluid. 12. …
7.5: Sexual Reproduction: Meiosis and gametogenesis
WebAnswer is B. Egg cells produced in ovary are haploid (23 chromosomes). Sperms are also haploid. When sperm fertilizes the egg cell, a diploid (46 chromosomes) zygote is formed. Option A is wrong as majority of adult human cel … WebThis preview shows page 10 - 12 out of 71 pages. 31.At fertilization, the chromosomes from the father's sperm unite with the chromosomes from the mother's egg, creating a new cell called the A) blastocyst. B) embryo. dr anjum butte concord ma
Cell division - AQA - GCSE Combined Science Revision - BBC
WebDec 27, 2024 · Sertoli-cell-only (SCO) syndrome, also called germ cell aplasia or Del Castillo syndrome, describes a condition of the testes in which only Sertoli cells line the seminiferous tubules.... WebThe Sperm: Sperm are the male gametes which combine with the female gametes, called the ovum, in order to produce offspring. The sperm are produced in the testes, within structures called seminiferous tubules. These cells are unique in that they are haploid, rather than diploid as the other normal body cells. This is because the sperm undergo a ... WebA cell which has not yet become specialised is called undifferentiated. An embryo develops from a fertilised egg. Cells at the early stages in the development of the embryo are stem... emperor\u0027s new groove cake